3972272 has 10 divisors (see below), whose sum is σ = 7696308. Its totient is φ = 1986128.

The previous prime is 3972263. The next prime is 3972301. The reversal of 3972272 is 2722793.

3972272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124118 + ... + 124149.

Almost surely, 2^3972272 is an apocalyptic number.

It is an amenable number.

3972272 is a deficient number, since it is larger than the sum of its proper divisors (3724036).

3972272 is a wasteful number, since it uses less digits than its factorization.

3972272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248275 (or 248269 counting only the distinct ones).

The product of its digits is 10584, while the sum is 32.

The square root of 3972272 is about 1993.0559450251. The cubic root of 3972272 is about 158.3724589059.

The spelling of 3972272 in words is "three million, nine hundred seventy-two thousand, two hundred seventy-two".