37940018 has 16 divisors (see below), whose sum is σ = 60768576. Its totient is φ = 17722320.

The previous prime is 37940011. The next prime is 37940053. The reversal of 37940018 is 81004973.

It is not an unprimeable number, because it can be changed into a prime (37940011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7613 + ... + 11568.

It is an arithmetic number, because the mean of its divisors is an integer number (3798036).

Almost surely, 2^37940018 is an apocalyptic number.

37940018 is a deficient number, since it is larger than the sum of its proper divisors (22828558).

37940018 is a wasteful number, since it uses less digits than its factorization.

37940018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19249.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 37940018 is about 6159.5468989204. The cubic root of 37940018 is about 336.0205545343.

The spelling of 37940018 in words is "thirty-seven million, nine hundred forty thousand, eighteen".