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4289252 = 2211711373
BaseRepresentation
bin10000010111001011100100
322001220202012
4100113023210
52044224002
6231533352
751313052
oct20271344
98056665
104289252
11246a640
12152a258
13b72426
147d91d2
1559ad52
hex4172e4

4289252 has 24 divisors (see below), whose sum is σ = 8309952. Its totient is φ = 1920800.

The previous prime is 4289251. The next prime is 4289279. The reversal of 4289252 is 2529824.

It is a d-powerful number, because it can be written as 4 + 2 + 85 + 95 + 221 + 55 + 221 .

It is not an unprimeable number, because it can be changed into a prime (4289251) 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, 2438 + ... + 3810.

It is an arithmetic number, because the mean of its divisors is an integer number (346248).

Almost surely, 24289252 is an apocalyptic number.

It is an amenable number.

4289252 is a deficient number, since it is larger than the sum of its proper divisors (4020700).

4289252 is a wasteful number, since it uses less digits than its factorization.

4289252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459 (or 1457 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 4289252 is about 2071.0509409476. The cubic root of 4289252 is about 162.4777342274.

The spelling of 4289252 in words is "four million, two hundred eighty-nine thousand, two hundred fifty-two".

Divisors: 1 2 4 11 22 44 71 142 284 781 1373 1562 2746 3124 5492 15103 30206 60412 97483 194966 389932 1072313 2144626 4289252