37949668 has 12 divisors (see below), whose sum is σ = 66573360. Its totient is φ = 18928712.

The previous prime is 37949657. The next prime is 37949677. The reversal of 37949668 is 86694973.

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, 9646 + ... + 12997.

It is an arithmetic number, because the mean of its divisors is an integer number (5547780).

Almost surely, 2^37949668 is an apocalyptic number.

It is an amenable number.

37949668 is a deficient number, since it is larger than the sum of its proper divisors (28623692).

37949668 is a wasteful number, since it uses less digits than its factorization.

37949668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23066 (or 23064 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 52.

The square root of 37949668 is about 6160.3301859559. The cubic root of 37949668 is about 336.0490409333.

The spelling of 37949668 in words is "thirty-seven million, nine hundred forty-nine thousand, six hundred sixty-eight".