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23197076 = 2273722391
BaseRepresentation
bin101100001111…
…1010110010100
31121122112101222
41120133112110
521414301301
62145105512
7401112650
oct130372624
947575358
1023197076
1112104341
127928298
134a626a6
14311ba60
15208331b
hex161f594

23197076 has 24 divisors (see below), whose sum is σ = 47650176. Its totient is φ = 9672480.

The previous prime is 23197067. The next prime is 23197117. The reversal of 23197076 is 67079132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10160 + ... + 12231.

It is an arithmetic number, because the mean of its divisors is an integer number (1985424).

Almost surely, 223197076 is an apocalyptic number.

It is an amenable number.

23197076 is an abundant number, since it is smaller than the sum of its proper divisors (24453100).

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

23197076 is a wasteful number, since it uses less digits than its factorization.

23197076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22439 (or 22437 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 23197076 is about 4816.3342907236. The cubic root of 23197076 is about 285.1966468844.

The spelling of 23197076 in words is "twenty-three million, one hundred ninety-seven thousand, seventy-six".

Divisors: 1 2 4 7 14 28 37 74 148 259 518 1036 22391 44782 89564 156737 313474 626948 828467 1656934 3313868 5799269 11598538 23197076