372089021 has 4 divisors (see below), whose sum is σ = 372219072. Its totient is φ = 371958972.

The previous prime is 372088907. The next prime is 372089023. The reversal of 372089021 is 120980273.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 372089021 - 2¹⁴ = 372072637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (372089023) 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, 60635 + ... + 66488.

It is an arithmetic number, because the mean of its divisors is an integer number (93054768).

Almost surely, 2^372089021 is an apocalyptic number.

It is an amenable number.

372089021 is a deficient number, since it is larger than the sum of its proper divisors (130051).

372089021 is a wasteful number, since it uses less digits than its factorization.

372089021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130050.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 372089021 is about 19289.6091458588. The cubic root of 372089021 is about 719.2539990597.

The spelling of 372089021 in words is "three hundred seventy-two million, eighty-nine thousand, twenty-one".