39397941 has 32 divisors (see below), whose sum is σ = 64310400. Its totient is φ = 23639040.

The previous prime is 39397913. The next prime is 39397949. The reversal of 39397941 is 14979393.

It is not a de Polignac number, because 39397941 - 2⁶ = 39397877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39397949) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31765 + ... + 32981.

It is an arithmetic number, because the mean of its divisors is an integer number (2009700).

Almost surely, 2^39397941 is an apocalyptic number.

It is an amenable number.

39397941 is a deficient number, since it is larger than the sum of its proper divisors (24912459).

39397941 is a wasteful number, since it uses less digits than its factorization.

39397941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346 (or 1340 counting only the distinct ones).

The product of its digits is 183708, while the sum is 45.

The square root of 39397941 is about 6276.7779154595. Note that the first 3 decimals coincide. The cubic root of 39397941 is about 340.2706639447.

The spelling of 39397941 in words is "thirty-nine million, three hundred ninety-seven thousand, nine hundred forty-one".