3972762 has 12 divisors (see below), whose sum is σ = 8607690. Its totient is φ = 1324248.

The previous prime is 3972757. The next prime is 3972791. The reversal of 3972762 is 2672793.

It can be written as a sum of positive squares in only one way, i.e., 3956121 + 16641 = 1989^2 + 129^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110337 + ... + 110372.

Almost surely, 2^3972762 is an apocalyptic number.

3972762 is an abundant number, since it is smaller than the sum of its proper divisors (4634928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3972762 is a wasteful number, since it uses less digits than its factorization.

3972762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220717 (or 220714 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 3972762 is about 1993.1788680397. The cubic root of 3972762 is about 158.3789706548.

The spelling of 3972762 in words is "three million, nine hundred seventy-two thousand, seven hundred sixty-two".