3972252 has 24 divisors (see below), whose sum is σ = 9467136. Its totient is φ = 1295728.

The previous prime is 3972251. The next prime is 3972263. The reversal of 3972252 is 2522793.

It is a happy number.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3972251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2958 + ... + 4085.

It is an arithmetic number, because the mean of its divisors is an integer number (394464).

Almost surely, 2^3972252 is an apocalyptic number.

It is an amenable number.

3972252 is an abundant number, since it is smaller than the sum of its proper divisors (5494884).

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

3972252 is a wasteful number, since it uses less digits than its factorization.

3972252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7097 (or 7095 counting only the distinct ones).

The product of its digits is 7560, while the sum is 30.

The square root of 3972252 is about 1993.0509275982. The cubic root of 3972252 is about 158.3721931088.

It can be divided in two parts, 3972 and 252, that added together give a palindrome (4224).

The spelling of 3972252 in words is "three million, nine hundred seventy-two thousand, two hundred fifty-two".