2665424 has 20 divisors (see below), whose sum is σ = 5389536. Its totient is φ = 1274592.

The previous prime is 2665409. The next prime is 2665427. The reversal of 2665424 is 4245662.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2665427) 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, 3254 + ... + 3989.

2^2665424 is an apocalyptic number.

It is an amenable number.

2665424 is an abundant number, since it is smaller than the sum of its proper divisors (2724112).

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

2665424 is a wasteful number, since it uses less digits than its factorization.

2665424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7274 (or 7268 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 2665424 is about 1632.6126301116. The cubic root of 2665424 is about 138.6507110997.

The spelling of 2665424 in words is "two million, six hundred sixty-five thousand, four hundred twenty-four".