37942990 has 8 divisors (see below), whose sum is σ = 68297400. Its totient is φ = 15177192.

The previous prime is 37942987. The next prime is 37943011. The reversal of 37942990 is 9924973.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 1897140 + ... + 1897159.

It is an arithmetic number, because the mean of its divisors is an integer number (8537175).

Almost surely, 2^37942990 is an apocalyptic number.

37942990 is a deficient number, since it is larger than the sum of its proper divisors (30354410).

37942990 is a wasteful number, since it uses less digits than its factorization.

37942990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3794306.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 37942990 is about 6159.7881457076. The cubic root of 37942990 is about 336.0293282695.

The spelling of 37942990 in words is "thirty-seven million, nine hundred forty-two thousand, nine hundred ninety".