3724816 has 10 divisors (see below), whose sum is σ = 7216862. Its totient is φ = 1862400.

The previous prime is 3724813. The next prime is 3724823. The reversal of 3724816 is 6184273.

It can be written as a sum of positive squares in only one way, i.e., 3686400 + 38416 = 1920^2 + 196^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3724813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116385 + ... + 116416.

Almost surely, 2^3724816 is an apocalyptic number.

It is an amenable number.

3724816 is a deficient number, since it is larger than the sum of its proper divisors (3492046).

3724816 is a wasteful number, since it uses less digits than its factorization.

3724816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232809 (or 232803 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 3724816 is about 1929.9782382193. The cubic root of 3724816 is about 155.0130547451.

The spelling of 3724816 in words is "three million, seven hundred twenty-four thousand, eight hundred sixteen".