372890121 has 32 divisors (see below), whose sum is σ = 543303936. Its totient is φ = 226560000.

The previous prime is 372890117. The next prime is 372890123. The reversal of 372890121 is 121098273.

It is not a de Polignac number, because 372890121 - 2² = 372890117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (372890123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 315151 + ... + 316331.

It is an arithmetic number, because the mean of its divisors is an integer number (16978248).

Almost surely, 2^372890121 is an apocalyptic number.

It is an amenable number.

372890121 is a deficient number, since it is larger than the sum of its proper divisors (170413815).

372890121 is a wasteful number, since it uses less digits than its factorization.

372890121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 372890121 is about 19310.3630468202. The cubic root of 372890121 is about 719.7698087436.

The spelling of 372890121 in words is "three hundred seventy-two million, eight hundred ninety thousand, one hundred twenty-one".