3974624 has 24 divisors (see below), whose sum is σ = 8096760. Its totient is φ = 1918336.

The previous prime is 3974623. The next prime is 3974657. The reversal of 3974624 is 4264793.

3974624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3974623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1214 + ... + 3069.

It is an arithmetic number, because the mean of its divisors is an integer number (337365).

Almost surely, 2^3974624 is an apocalyptic number.

It is an amenable number.

3974624 is an abundant number, since it is smaller than the sum of its proper divisors (4122136).

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

3974624 is a wasteful number, since it uses less digits than its factorization.

3974624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4322 (or 4314 counting only the distinct ones).

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

The square root of 3974624 is about 1993.6459063735. The cubic root of 3974624 is about 158.4037104188.

The spelling of 3974624 in words is "three million, nine hundred seventy-four thousand, six hundred twenty-four".