3239972 has 6 divisors (see below), whose sum is σ = 5669958. Its totient is φ = 1619984.

The previous prime is 3239969. The next prime is 3239983. The reversal of 3239972 is 2799323.

It can be written as a sum of positive squares in only one way, i.e., 3189796 + 50176 = 1786^2 + 224^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404993 + ... + 405000.

It is an arithmetic number, because the mean of its divisors is an integer number (944993).

Almost surely, 2^3239972 is an apocalyptic number.

It is an amenable number.

3239972 is a deficient number, since it is larger than the sum of its proper divisors (2429986).

3239972 is a wasteful number, since it uses less digits than its factorization.

3239972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809997 (or 809995 counting only the distinct ones).

The product of its digits is 20412, while the sum is 35.

The square root of 3239972 is about 1799.9922222054. The cubic root of 3239972 is about 147.9722981997.

It can be divided in two parts, 32 and 39972, that added together give a palindrome (40004).

The spelling of 3239972 in words is "three million, two hundred thirty-nine thousand, nine hundred seventy-two".