37975969 has 2 divisors, whose sum is σ = 37975970. Its totient is φ = 37975968.

The previous prime is 37975919. The next prime is 37975979. The reversal of 37975969 is 96957973.

37975969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24137569 + 13838400 = 4913^2 + 3720^2 .

It is a cyclic number.

It is not a de Polignac number, because 37975969 - 2¹¹ = 37973921 is a prime.

It is a super-2 number, since 2×37975969² = 2884348442977922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (37975919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18987984 + 18987985.

It is an arithmetic number, because the mean of its divisors is an integer number (18987985).

Almost surely, 2^37975969 is an apocalyptic number.

It is an amenable number.

37975969 is a deficient number, since it is larger than the sum of its proper divisors (1).

37975969 is an equidigital number, since it uses as much as digits as its factorization.

37975969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3214890, while the sum is 55.

The square root of 37975969 is about 6162.4645232245. The cubic root of 37975969 is about 336.1266558837.

The spelling of 37975969 in words is "thirty-seven million, nine hundred seventy-five thousand, nine hundred sixty-nine".