3979424 has 24 divisors (see below), whose sum is σ = 8048628. Its totient is φ = 1935360.

The previous prime is 3979363. The next prime is 3979427. The reversal of 3979424 is 4249793.

It can be written as a sum of positive squares in 2 ways, for example, as 3489424 + 490000 = 1868^2 + 700^2 .

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (3979427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497 + ... + 2864.

Almost surely, 2^3979424 is an apocalyptic number.

It is an amenable number.

3979424 is an abundant number, since it is smaller than the sum of its proper divisors (4069204).

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

3979424 is a wasteful number, since it uses less digits than its factorization.

3979424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3408 (or 3400 counting only the distinct ones).

The product of its digits is 54432, while the sum is 38.

The square root of 3979424 is about 1994.8493677468. The cubic root of 3979424 is about 158.4674507825.

The spelling of 3979424 in words is "three million, nine hundred seventy-nine thousand, four hundred twenty-four".