120045892 has 12 divisors (see below), whose sum is σ = 210345660. Its totient is φ = 59947136.

The previous prime is 120045883. The next prime is 120045899. The reversal of 120045892 is 298540021.

It can be written as a sum of positive squares in 2 ways, for example, as 66814276 + 53231616 = 8174^2 + 7296^2 .

It is a super-2 number, since 2×120045892² = 28822032372151328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120045899) 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, 15313 + ... + 21784.

It is an arithmetic number, because the mean of its divisors is an integer number (17528805).

Almost surely, 2^120045892 is an apocalyptic number.

It is an amenable number.

120045892 is a deficient number, since it is larger than the sum of its proper divisors (90299768).

120045892 is a wasteful number, since it uses less digits than its factorization.

120045892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37910 (or 37908 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 120045892 is about 10956.5456235074. The cubic root of 120045892 is about 493.3052842993.

The spelling of 120045892 in words is "one hundred twenty million, forty-five thousand, eight hundred ninety-two".