37999368 has 96 divisors (see below), whose sum is σ = 116494560. Its totient is φ = 11508480.

The previous prime is 37999361. The next prime is 37999393. The reversal of 37999368 is 86399973.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (37999361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20496 + ... + 22272.

It is an arithmetic number, because the mean of its divisors is an integer number (1213485).

Almost surely, 2^37999368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37999368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58247280).

37999368 is an abundant number, since it is smaller than the sum of its proper divisors (78495192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

37999368 is a wasteful number, since it uses less digits than its factorization.

37999368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809 (or 1793 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The square root of 37999368 is about 6164.3627407868. The cubic root of 37999368 is about 336.1956768376.

The spelling of 37999368 in words is "thirty-seven million, nine hundred ninety-nine thousand, three hundred sixty-eight".