37400057 has 4 divisors (see below), whose sum is σ = 37519860. Its totient is φ = 37280256.

The previous prime is 37400039. The next prime is 37400071. The reversal of 37400057 is 75000473.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2483776 + 34916281 = 1576^2 + 5909^2 .

It is a cyclic number.

It is not a de Polignac number, because 37400057 - 2⁶ = 37399993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 37399999 and 37400035.

It is not an unprimeable number, because it can be changed into a prime (37403057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59432 + ... + 60057.

It is an arithmetic number, because the mean of its divisors is an integer number (9379965).

Almost surely, 2^37400057 is an apocalyptic number.

It is an amenable number.

37400057 is a deficient number, since it is larger than the sum of its proper divisors (119803).

37400057 is a wasteful number, since it uses less digits than its factorization.

37400057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119802.

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 37400057 is about 6115.5586008148. The cubic root of 37400057 is about 334.4188543174.

The spelling of 37400057 in words is "thirty-seven million, four hundred thousand, fifty-seven".