3792972 has 24 divisors (see below), whose sum is σ = 9371376. Its totient is φ = 1189888.

The previous prime is 3792967. The next prime is 3792973. The reversal of 3792972 is 2792973.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3792972.

It is not an unprimeable number, because it can be changed into a prime (3792973) 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, 9093 + ... + 9500.

It is an arithmetic number, because the mean of its divisors is an integer number (390474).

Almost surely, 2^3792972 is an apocalyptic number.

It is an amenable number.

3792972 is an abundant number, since it is smaller than the sum of its proper divisors (5578404).

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

3792972 is a wasteful number, since it uses less digits than its factorization.

3792972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18617 (or 18615 counting only the distinct ones).

The product of its digits is 47628, while the sum is 39.

The square root of 3792972 is about 1947.5553907399. Note that the first 3 decimals coincide. The cubic root of 3792972 is about 155.9528128156.

Subtracting from 3792972 its reverse (2792973), we obtain a palindrome (999999).

The spelling of 3792972 in words is "three million, seven hundred ninety-two thousand, nine hundred seventy-two".