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7009972 = 227124683
BaseRepresentation
bin11010101111011010110100
3111012010212121
4122233122310
53243304342
6410125324
7113404144
oct32573264
914163777
107009972
113a58772
122420844
1315b5918
14d06924
15937067
hex6af6b4

7009972 has 12 divisors (see below), whose sum is σ = 12440736. Its totient is φ = 3455480.

The previous prime is 7009969. The next prime is 7009979. The reversal of 7009972 is 2799007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7009979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12058 + ... + 12625.

It is an arithmetic number, because the mean of its divisors is an integer number (1036728).

Almost surely, 27009972 is an apocalyptic number.

It is an amenable number.

7009972 is a deficient number, since it is larger than the sum of its proper divisors (5430764).

7009972 is a wasteful number, since it uses less digits than its factorization.

7009972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24758 (or 24756 counting only the distinct ones).

The product of its (nonzero) digits is 7938, while the sum is 34.

The square root of 7009972 is about 2647.6351712424. The cubic root of 7009972 is about 191.3839120804.

The spelling of 7009972 in words is "seven million, nine thousand, nine hundred seventy-two".

Divisors: 1 2 4 71 142 284 24683 49366 98732 1752493 3504986 7009972