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22970952 = 233435449
BaseRepresentation
bin101011110100…
…0001001001000
31121020001020000
41113220021020
521340032302
62140203000
7366151464
oct127501110
947201200
1022970952
1111a6a464
127839460
1349b37a4
14309d4a4
15203b31c
hex15e8248

22970952 has 40 divisors (see below), whose sum is σ = 64341750. Its totient is φ = 7656768.

The previous prime is 22970939. The next prime is 22970977. The reversal of 22970952 is 25907922.

It can be written as a sum of positive squares in only one way, i.e., 20738916 + 2232036 = 4554^2 + 1494^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 17077 + ... + 18372.

Almost surely, 222970952 is an apocalyptic number.

It is an amenable number.

22970952 is an abundant number, since it is smaller than the sum of its proper divisors (41370798).

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

22970952 is a wasteful number, since it uses less digits than its factorization.

22970952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35467 (or 35454 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 22970952 is about 4792.8021031543. The cubic root of 22970952 is about 284.2669248699.

The spelling of 22970952 in words is "twenty-two million, nine hundred seventy thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 324 648 35449 70898 106347 141796 212694 283592 319041 425388 638082 850776 957123 1276164 1914246 2552328 2871369 3828492 5742738 7656984 11485476 22970952