120656404 has 24 divisors (see below), whose sum is σ = 230656608. Its totient is φ = 54769440.

The previous prime is 120656401. The next prime is 120656407. The reversal of 120656404 is 404656021.

It is an interprime number because it is at equal distance from previous prime (120656401) and next prime (120656407).

It is a super-2 number, since 2×120656404² = 29115935652422432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120656401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43219 + ... + 45925.

It is an arithmetic number, because the mean of its divisors is an integer number (9610692).

Almost surely, 2^120656404 is an apocalyptic number.

It is an amenable number.

120656404 is a deficient number, since it is larger than the sum of its proper divisors (110000204).

120656404 is a wasteful number, since it uses less digits than its factorization.

120656404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3735 (or 3733 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 120656404 is about 10984.3708968698. The cubic root of 120656404 is about 494.1401308219.

The spelling of 120656404 in words is "one hundred twenty million, six hundred fifty-six thousand, four hundred four".