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2252488 = 237192973
BaseRepresentation
bin1000100101111011001000
311020102211111
420211323020
51034034423
6120140104
725101010
oct10457310
94212744
102252488
1112a9367
12907634
1360b344
14428c40
152e760d
hex225ec8

2252488 has 64 divisors (see below), whose sum is σ = 5328000. Its totient is φ = 870912.

The previous prime is 2252477. The next prime is 2252489. The reversal of 2252488 is 8842522.

It is not an unprimeable number, because it can be changed into a prime (2252489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30820 + ... + 30892.

It is an arithmetic number, because the mean of its divisors is an integer number (83250).

22252488 is an apocalyptic number.

2252488 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2252488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2664000).

2252488 is an abundant number, since it is smaller than the sum of its proper divisors (3075512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2252488 is a wasteful number, since it uses less digits than its factorization.

2252488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134 (or 130 counting only the distinct ones).

The product of its digits is 10240, while the sum is 31.

The square root of 2252488 is about 1500.8291041954. The cubic root of 2252488 is about 131.0853512119.

The spelling of 2252488 in words is "two million, two hundred fifty-two thousand, four hundred eighty-eight".

Divisors: 1 2 4 7 8 14 19 28 29 38 56 58 73 76 116 133 146 152 203 232 266 292 406 511 532 551 584 812 1022 1064 1102 1387 1624 2044 2117 2204 2774 3857 4088 4234 4408 5548 7714 8468 9709 11096 14819 15428 16936 19418 29638 30856 38836 40223 59276 77672 80446 118552 160892 281561 321784 563122 1126244 2252488