3072724 has 12 divisors (see below), whose sum is σ = 5562900. Its totient is φ = 1483328.

The previous prime is 3072709. The next prime is 3072749. The reversal of 3072724 is 4272703.

It can be written as a sum of positive squares in 2 ways, for example, as 1140624 + 1932100 = 1068^2 + 1390^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13129 + ... + 13360.

It is an arithmetic number, because the mean of its divisors is an integer number (463575).

Almost surely, 2^3072724 is an apocalyptic number.

It is an amenable number.

3072724 is a deficient number, since it is larger than the sum of its proper divisors (2490176).

3072724 is a wasteful number, since it uses less digits than its factorization.

3072724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26522 (or 26520 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 3072724 is about 1752.9187088967. The cubic root of 3072724 is about 145.3810666277.

The spelling of 3072724 in words is "three million, seventy-two thousand, seven hundred twenty-four".