37970397 has 8 divisors (see below), whose sum is σ = 56252480. Its totient is φ = 25313580.

The previous prime is 37970357. The next prime is 37970431. The reversal of 37970397 is 79307973.

37970397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 37970397 - 2⁷ = 37970269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37970327) 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 in 7 ways as a sum of consecutive naturals, for example, 703129 + ... + 703182.

It is an arithmetic number, because the mean of its divisors is an integer number (7031560).

Almost surely, 2^37970397 is an apocalyptic number.

It is an amenable number.

37970397 is a deficient number, since it is larger than the sum of its proper divisors (18282083).

37970397 is a wasteful number, since it uses less digits than its factorization.

37970397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406320 (or 1406314 counting only the distinct ones).

The product of its (nonzero) digits is 250047, while the sum is 45.

The square root of 37970397 is about 6162.0124147879. The cubic root of 37970397 is about 336.1102157560.

The spelling of 37970397 in words is "thirty-seven million, nine hundred seventy thousand, three hundred ninety-seven".