37972946 has 12 divisors (see below), whose sum is σ = 62608686. Its totient is φ = 17260320.

The previous prime is 37972939. The next prime is 37972973. The reversal of 37972946 is 64927973.

37972946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 24393721 + 13579225 = 4939^2 + 3685^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 37972946.

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 in 5 ways as a sum of consecutive naturals, for example, 78215 + ... + 78698.

Almost surely, 2^37972946 is an apocalyptic number.

37972946 is a deficient number, since it is larger than the sum of its proper divisors (24635740).

37972946 is a wasteful number, since it uses less digits than its factorization.

37972946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156937 (or 156926 counting only the distinct ones).

The product of its digits is 571536, while the sum is 47.

The square root of 37972946 is about 6162.2192430974. The cubic root of 37972946 is about 336.1177367534.

The spelling of 37972946 in words is "thirty-seven million, nine hundred seventy-two thousand, nine hundred forty-six".