2545424 has 20 divisors (see below), whose sum is σ = 5636544. Its totient is φ = 1090848.

The previous prime is 2545369. The next prime is 2545429. The reversal of 2545424 is 4245452.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2545393 and 2545402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545429) 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, 11252 + ... + 11475.

2^2545424 is an apocalyptic number.

It is an amenable number.

2545424 is an abundant number, since it is smaller than the sum of its proper divisors (3091120).

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

2545424 is a wasteful number, since it uses less digits than its factorization.

2545424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22742 (or 22736 counting only the distinct ones).

The product of its digits is 6400, while the sum is 26.

The square root of 2545424 is about 1595.4384977178. The cubic root of 2545424 is about 136.5379500629.

The spelling of 2545424 in words is "two million, five hundred forty-five thousand, four hundred twenty-four".