3924424 has 16 divisors (see below), whose sum is σ = 8409600. Its totient is φ = 1681872.

The previous prime is 3924413. The next prime is 3924443. The reversal of 3924424 is 4244293.

It is a super-3 number, since 3×3924424³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 3924392 and 3924401.

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, 34984 + ... + 35095.

It is an arithmetic number, because the mean of its divisors is an integer number (525600).

Almost surely, 2^3924424 is an apocalyptic number.

It is an amenable number.

3924424 is an abundant number, since it is smaller than the sum of its proper divisors (4485176).

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

3924424 is a wasteful number, since it uses less digits than its factorization.

3924424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70092 (or 70088 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 3924424 is about 1981.0159009963. The cubic root of 3924424 is about 157.7339966838.

The spelling of 3924424 in words is "three million, nine hundred twenty-four thousand, four hundred twenty-four".