3721372 has 12 divisors (see below), whose sum is σ = 6538336. Its totient is φ = 1853280.

The previous prime is 3721363. The next prime is 3721379. The reversal of 3721372 is 2731273.

It is a hoax number, since the sum of its digits (25) 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 (3721379) 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, 633 + ... + 2800.

Almost surely, 2^3721372 is an apocalyptic number.

It is an amenable number.

3721372 is a deficient number, since it is larger than the sum of its proper divisors (2816964).

3721372 is a wasteful number, since it uses less digits than its factorization.

3721372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3708 (or 3706 counting only the distinct ones).

The product of its digits is 1764, while the sum is 25.

The square root of 3721372 is about 1929.0857938412. The cubic root of 3721372 is about 154.9652645022.

Subtracting from 3721372 its reverse (2731273), we obtain a palindrome (990099).

The spelling of 3721372 in words is "three million, seven hundred twenty-one thousand, three hundred seventy-two".