39979462 has 16 divisors (see below), whose sum is σ = 62640720. Its totient is φ = 19117728.

The previous prime is 39979453. The next prime is 39979463. The reversal of 39979462 is 26497993.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39979463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213 + ... + 8944.

It is an arithmetic number, because the mean of its divisors is an integer number (3915045).

Almost surely, 2^39979462 is an apocalyptic number.

39979462 is a deficient number, since it is larger than the sum of its proper divisors (22661258).

39979462 is a wasteful number, since it uses less digits than its factorization.

39979462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9255.

The product of its digits is 734832, while the sum is 49.

The square root of 39979462 is about 6322.9314404001. The cubic root of 39979462 is about 341.9366468380.

The spelling of 39979462 in words is "thirty-nine million, nine hundred seventy-nine thousand, four hundred sixty-two".