4540624 has 20 divisors (see below), whose sum is σ = 9597600. Its totient is φ = 2063840.

The previous prime is 4540619. The next prime is 4540633. The reversal of 4540624 is 4260454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12724 + ... + 13075.

It is an arithmetic number, because the mean of its divisors is an integer number (479880).

Almost surely, 2^4540624 is an apocalyptic number.

4540624 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4540624 is an abundant number, since it is smaller than the sum of its proper divisors (5056976).

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

4540624 is a wasteful number, since it uses less digits than its factorization.

4540624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25818 (or 25812 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 4540624 is about 2130.8739990905. The cubic root of 4540624 is about 165.5916804459.

The spelling of 4540624 in words is "four million, five hundred forty thousand, six hundred twenty-four".