39375697 has 2 divisors, whose sum is σ = 39375698. Its totient is φ = 39375696.

The previous prime is 39375671. The next prime is 39375727. The reversal of 39375697 is 79657393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35569296 + 3806401 = 5964^2 + 1951^2 .

It is a cyclic number.

It is not a de Polignac number, because 39375697 - 2⁷ = 39375569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39375697.

It is not a weakly prime, because it can be changed into another prime (39375607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19687848 + 19687849.

It is an arithmetic number, because the mean of its divisors is an integer number (19687849).

Almost surely, 2^39375697 is an apocalyptic number.

It is an amenable number.

39375697 is a deficient number, since it is larger than the sum of its proper divisors (1).

39375697 is an equidigital number, since it uses as much as digits as its factorization.

39375697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1071630, while the sum is 49.

The square root of 39375697 is about 6275.0057370492. The cubic root of 39375697 is about 340.2066131730.

The spelling of 39375697 in words is "thirty-nine million, three hundred seventy-five thousand, six hundred ninety-seven".