37828972 has 6 divisors (see below), whose sum is σ = 66200708. Its totient is φ = 18914484.

The previous prime is 37828969. The next prime is 37828979. The reversal of 37828972 is 27982873.

It is a super-2 number, since 2×37828972² = 2862062245153568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (37828979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4728618 + ... + 4728625.

Almost surely, 2^37828972 is an apocalyptic number.

It is an amenable number.

37828972 is a deficient number, since it is larger than the sum of its proper divisors (28371736).

37828972 is a wasteful number, since it uses less digits than its factorization.

37828972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9457247 (or 9457245 counting only the distinct ones).

The product of its digits is 338688, while the sum is 46.

The square root of 37828972 is about 6150.5261563544. The cubic root of 37828972 is about 335.6924032041.

The spelling of 37828972 in words is "thirty-seven million, eight hundred twenty-eight thousand, nine hundred seventy-two".