3731392 has 28 divisors (see below), whose sum is σ = 8463280. Its totient is φ = 1598976.

The previous prime is 3731341. The next prime is 3731393. The reversal of 3731392 is 2931373.

3731392 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 3731392.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3731393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3717 + ... + 4612.

It is an arithmetic number, because the mean of its divisors is an integer number (302260).

Almost surely, 2^3731392 is an apocalyptic number.

3731392 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3731392 is an abundant number, since it is smaller than the sum of its proper divisors (4731888).

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

3731392 is an equidigital number, since it uses as much as digits as its factorization.

3731392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8348 (or 8338 counting only the distinct ones).

The product of its digits is 3402, while the sum is 28.

The square root of 3731392 is about 1931.6811331066. The cubic root of 3731392 is about 155.1042240407.

The spelling of 3731392 in words is "three million, seven hundred thirty-one thousand, three hundred ninety-two".