37968890 has 32 divisors (see below), whose sum is σ = 69728256. Its totient is φ = 14883840.

The previous prime is 37968881. The next prime is 37968899. The reversal of 37968890 is 9886973.

It is an interprime number because it is at equal distance from previous prime (37968881) and next prime (37968899).

It is not an unprimeable number, because it can be changed into a prime (37968899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196634 + ... + 196826.

It is an arithmetic number, because the mean of its divisors is an integer number (2179008).

Almost surely, 2^37968890 is an apocalyptic number.

37968890 is a deficient number, since it is larger than the sum of its proper divisors (31759366).

37968890 is a wasteful number, since it uses less digits than its factorization.

37968890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 37968890 is about 6161.8901320942. The cubic root of 37968890 is about 336.1057690920.

The spelling of 37968890 in words is "thirty-seven million, nine hundred sixty-eight thousand, eight hundred ninety".