3972306372 has 24 divisors (see below), whose sum is σ = 9274989696. Its totient is φ = 1323205728.

The previous prime is 3972306353. The next prime is 3972306389. The reversal of 3972306372 is 2736032793.

It is a super-3 number, since 3×3972306372³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93463 + ... + 129150.

It is an arithmetic number, because the mean of its divisors is an integer number (386457904).

Almost surely, 2^3972306372 is an apocalyptic number.

It is an amenable number.

3972306372 is an abundant number, since it is smaller than the sum of its proper divisors (5302683324).

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

3972306372 is a wasteful number, since it uses less digits than its factorization.

3972306372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224107 (or 224105 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 42.

The square root of 3972306372 is about 63026.2355848737. The cubic root of 3972306372 is about 1583.7291570259.

The spelling of 3972306372 in words is "three billion, nine hundred seventy-two million, three hundred six thousand, three hundred seventy-two".