3964724 has 6 divisors (see below), whose sum is σ = 6938274. Its totient is φ = 1982360.

The previous prime is 3964699. The next prime is 3964733. The reversal of 3964724 is 4274693.

It can be written as a sum of positive squares in only one way, i.e., 3960100 + 4624 = 1990^2 + 68^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 495587 + ... + 495594.

It is an arithmetic number, because the mean of its divisors is an integer number (1156379).

Almost surely, 2^3964724 is an apocalyptic number.

It is an amenable number.

3964724 is a deficient number, since it is larger than the sum of its proper divisors (2973550).

3964724 is a wasteful number, since it uses less digits than its factorization.

3964724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991185 (or 991183 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

The square root of 3964724 is about 1991.1614700973. The cubic root of 3964724 is about 158.2720836653.

The spelling of 3964724 in words is "three million, nine hundred sixty-four thousand, seven hundred twenty-four".