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2252680 = 235199283
BaseRepresentation
bin1000100101111110001000
311020110002121
420211332020
51034041210
6120141024
725101403
oct10457610
94213077
102252680
1112a9521
12907774
1360b461
14428d3a
152e76da
hex225f88

2252680 has 32 divisors (see below), whose sum is σ = 5112000. Its totient is φ = 893376.

The previous prime is 2252651. The next prime is 2252681. The reversal of 2252680 is 862522.

It is not an unprimeable number, because it can be changed into a prime (2252681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7819 + ... + 8101.

It is an arithmetic number, because the mean of its divisors is an integer number (159750).

22252680 is an apocalyptic number.

2252680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2252680 is an abundant number, since it is smaller than the sum of its proper divisors (2859320).

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

2252680 is a wasteful number, since it uses less digits than its factorization.

2252680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 2252680 is about 1500.8930674768. The cubic root of 2252680 is about 131.0890756375.

The spelling of 2252680 in words is "two million, two hundred fifty-two thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 199 283 398 566 796 995 1132 1415 1592 1990 2264 2830 3980 5660 7960 11320 56317 112634 225268 281585 450536 563170 1126340 2252680