3239979 has 24 divisors (see below), whose sum is σ = 4759728. Its totient is φ = 1958400.

The previous prime is 3239969. The next prime is 3239983. The reversal of 3239979 is 9799323.

It is not a de Polignac number, because 3239979 - 2⁴ = 3239963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3239979.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3239969) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32029 + ... + 32129.

It is an arithmetic number, because the mean of its divisors is an integer number (198322).

Almost surely, 2^3239979 is an apocalyptic number.

3239979 is a deficient number, since it is larger than the sum of its proper divisors (1519749).

3239979 is a wasteful number, since it uses less digits than its factorization.

3239979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 158 counting only the distinct ones).

The product of its digits is 91854, while the sum is 42.

The square root of 3239979 is about 1799.9941666572. The cubic root of 3239979 is about 147.9724047650.

The spelling of 3239979 in words is "three million, two hundred thirty-nine thousand, nine hundred seventy-nine".