2630624 has 12 divisors (see below), whose sum is σ = 5179104. Its totient is φ = 1315296.

The previous prime is 2630623. The next prime is 2630627. The reversal of 2630624 is 4260362.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2630624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2630623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41072 + ... + 41135.

It is an arithmetic number, because the mean of its divisors is an integer number (431592).

2^2630624 is an apocalyptic number.

It is an amenable number.

2630624 is a deficient number, since it is larger than the sum of its proper divisors (2548480).

2630624 is an equidigital number, since it uses as much as digits as its factorization.

2630624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82217 (or 82209 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2630624 is about 1621.9198500542. The cubic root of 2630624 is about 138.0446540363.

Adding to 2630624 its reverse (4260362), we get a palindrome (6890986).

The spelling of 2630624 in words is "two million, six hundred thirty thousand, six hundred twenty-four".