37445444 has 12 divisors (see below), whose sum is σ = 66166464. Its totient is φ = 18540744.

The previous prime is 37445431. The next prime is 37445453. The reversal of 37445444 is 44454473.

It is a super-2 number, since 2×37445444² = 2804322552714272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45032 + ... + 45855.

It is an arithmetic number, because the mean of its divisors is an integer number (5513872).

Almost surely, 2^37445444 is an apocalyptic number.

It is an amenable number.

37445444 is a deficient number, since it is larger than the sum of its proper divisors (28721020).

37445444 is a wasteful number, since it uses less digits than its factorization.

37445444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90994 (or 90992 counting only the distinct ones).

The product of its digits is 107520, while the sum is 35.

The square root of 37445444 is about 6119.2682569078. The cubic root of 37445444 is about 334.5540781113.

It can be divided in two parts, 3 and 7445444, that added together give a palindrome (7445447).

The spelling of 37445444 in words is "thirty-seven million, four hundred forty-five thousand, four hundred forty-four".