3731172 has 12 divisors (see below), whose sum is σ = 8706096. Its totient is φ = 1243720.

The previous prime is 3731141. The next prime is 3731173. The reversal of 3731172 is 2711373.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3731173) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 155454 + ... + 155477.

It is an arithmetic number, because the mean of its divisors is an integer number (725508).

Almost surely, 2^3731172 is an apocalyptic number.

It is an amenable number.

3731172 is an abundant number, since it is smaller than the sum of its proper divisors (4974924).

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

3731172 is a wasteful number, since it uses less digits than its factorization.

3731172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310938 (or 310936 counting only the distinct ones).

The product of its digits is 882, while the sum is 24.

The square root of 3731172 is about 1931.6241870509. The cubic root of 3731172 is about 155.1011757056.

The spelling of 3731172 in words is "three million, seven hundred thirty-one thousand, one hundred seventy-two".