104521656 has 32 divisors (see below), whose sum is σ = 264988800. Its totient is φ = 34349280.

The previous prime is 104521649. The next prime is 104521657. The reversal of 104521656 is 656125401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104521657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28966 + ... + 32373.

It is an arithmetic number, because the mean of its divisors is an integer number (8280900).

Almost surely, 2^104521656 is an apocalyptic number.

It is an amenable number.

104521656 is an abundant number, since it is smaller than the sum of its proper divisors (160467144).

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

104521656 is a wasteful number, since it uses less digits than its factorization.

104521656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61419 (or 61415 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 104521656 is about 10223.5833248426. The cubic root of 104521656 is about 471.0519008264.

The spelling of 104521656 in words is "one hundred four million, five hundred twenty-one thousand, six hundred fifty-six".