3972275 has 12 divisors (see below), whose sum is σ = 5096400. Its totient is φ = 3067680.

The previous prime is 3972263. The next prime is 3972301. The reversal of 3972275 is 5722793.

3972275 = 56² + 57² + ... + 229².

It is not a de Polignac number, because 3972275 - 2⁸ = 3972019 is a prime.

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 11 ways as a sum of consecutive naturals, for example, 2015 + ... + 3464.

It is an arithmetic number, because the mean of its divisors is an integer number (424700).

Almost surely, 2^3972275 is an apocalyptic number.

3972275 is a deficient number, since it is larger than the sum of its proper divisors (1124125).

3972275 is a wasteful number, since it uses less digits than its factorization.

3972275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5518 (or 5513 counting only the distinct ones).

The product of its digits is 26460, while the sum is 35.

The square root of 3972275 is about 1993.0566976381. The cubic root of 3972275 is about 158.3724987754.

The spelling of 3972275 in words is "three million, nine hundred seventy-two thousand, two hundred seventy-five".