120785004 has 36 divisors (see below), whose sum is σ = 305762184. Its totient is φ = 40203072.

The previous prime is 120784999. The next prime is 120785011. The reversal of 120785004 is 400587021.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27744 + ... + 31800.

It is an arithmetic number, because the mean of its divisors is an integer number (8493394).

Almost surely, 2^120785004 is an apocalyptic number.

It is an amenable number.

120785004 is an abundant number, since it is smaller than the sum of its proper divisors (184977180).

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

120785004 is a wasteful number, since it uses less digits than its factorization.

120785004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4894 (or 4889 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 120785004 is about 10990.2231096552. The cubic root of 120785004 is about 494.3156260170.

The spelling of 120785004 in words is "one hundred twenty million, seven hundred eighty-five thousand, four".