372921442 has 4 divisors (see below), whose sum is σ = 559382166. Its totient is φ = 186460720.

The previous prime is 372921433. The next prime is 372921467. The reversal of 372921442 is 244129273.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 229855921 + 143065521 = 15161^2 + 11961^2 .

It is a junction number, because it is equal to n+sod(n) for n = 372921398 and 372921407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93230359 + ... + 93230362.

Almost surely, 2^372921442 is an apocalyptic number.

372921442 is a deficient number, since it is larger than the sum of its proper divisors (186460724).

372921442 is a wasteful number, since it uses less digits than its factorization.

372921442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186460723.

The product of its digits is 24192, while the sum is 34.

The square root of 372921442 is about 19311.1740192045. The cubic root of 372921442 is about 719.7899605951.

The spelling of 372921442 in words is "three hundred seventy-two million, nine hundred twenty-one thousand, four hundred forty-two".