3972932 has 6 divisors (see below), whose sum is σ = 6952638. Its totient is φ = 1986464.

The previous prime is 3972931. The next prime is 3972937. The reversal of 3972932 is 2392793.

It can be written as a sum of positive squares in only one way, i.e., 3474496 + 498436 = 1864^2 + 706^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3972892 and 3972901.

It is not an unprimeable number, because it can be changed into a prime (3972931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496613 + ... + 496620.

It is an arithmetic number, because the mean of its divisors is an integer number (1158773).

Almost surely, 2^3972932 is an apocalyptic number.

It is an amenable number.

3972932 is a deficient number, since it is larger than the sum of its proper divisors (2979706).

3972932 is a wasteful number, since it uses less digits than its factorization.

3972932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993237 (or 993235 counting only the distinct ones).

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

The square root of 3972932 is about 1993.2215130286. The cubic root of 3972932 is about 158.3812297079.

The spelling of 3972932 in words is "three million, nine hundred seventy-two thousand, nine hundred thirty-two".