2490624 has 108 divisors (see below), whose sum is σ = 7652736. Its totient is φ = 777216.

The previous prime is 2490623. The next prime is 2490637. The reversal of 2490624 is 4260942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2490623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52969 + ... + 53015.

2^2490624 is an apocalyptic number.

2490624 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2490624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3826368).

2490624 is an abundant number, since it is smaller than the sum of its proper divisors (5162112).

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

2490624 is a wasteful number, since it uses less digits than its factorization.

2490624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 2490624 is about 1578.1710933863. The cubic root of 2490624 is about 135.5509990804.

The spelling of 2490624 in words is "two million, four hundred ninety thousand, six hundred twenty-four".