372399522 has 96 divisors (see below), whose sum is σ = 853923840. Its totient is φ = 108108000.

The previous prime is 372399457. The next prime is 372399529. The reversal of 372399522 is 225993273.

It is not an unprimeable number, because it can be changed into a prime (372399529) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2466147 + ... + 2466297.

It is an arithmetic number, because the mean of its divisors is an integer number (8895040).

Almost surely, 2^372399522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 372399522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (426961920).

372399522 is an abundant number, since it is smaller than the sum of its proper divisors (481524318).

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

372399522 is a wasteful number, since it uses less digits than its factorization.

372399522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300 (or 289 counting only the distinct ones).

The product of its digits is 204120, while the sum is 42.

The square root of 372399522 is about 19297.6558680064. The cubic root of 372399522 is about 719.4540112260.

The spelling of 372399522 in words is "three hundred seventy-two million, three hundred ninety-nine thousand, five hundred twenty-two".