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22970764 = 227397811
BaseRepresentation
bin101011110100…
…0000110001100
31121020000222001
41113220012030
521340031024
62140202044
7366151105
oct127500614
947200861
1022970764
1111a6a303
127839324
1349b368b
14309d3ac
15203b244
hex15e818c

22970764 has 24 divisors (see below), whose sum is σ = 41220368. Its totient is φ = 11197440.

The previous prime is 22970743. The next prime is 22970777. The reversal of 22970764 is 46707922.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27919 + ... + 28729.

Almost surely, 222970764 is an apocalyptic number.

It is an amenable number.

22970764 is a deficient number, since it is larger than the sum of its proper divisors (18249604).

22970764 is a wasteful number, since it uses less digits than its factorization.

22970764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985 (or 983 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 22970764 is about 4792.7824903703. The cubic root of 22970764 is about 284.2661493640.

The spelling of 22970764 in words is "twenty-two million, nine hundred seventy thousand, seven hundred sixty-four".

Divisors: 1 2 4 73 97 146 194 292 388 811 1622 3244 7081 14162 28324 59203 78667 118406 157334 236812 314668 5742691 11485382 22970764