4624638 has 32 divisors (see below), whose sum is σ = 9849600. Its totient is φ = 1443456.

The previous prime is 4624637. The next prime is 4624639. The reversal of 4624638 is 8364264.

4624638 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4624637) and next prime (4624639).

It is a junction number, because it is equal to n+sod(n) for n = 4624599 and 4624608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4624637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12703 + ... + 13061.

It is an arithmetic number, because the mean of its divisors is an integer number (307800).

Almost surely, 2^4624638 is an apocalyptic number.

4624638 is an abundant number, since it is smaller than the sum of its proper divisors (5224962).

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

4624638 is a wasteful number, since it uses less digits than its factorization.

4624638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496.

The product of its digits is 27648, while the sum is 33.

The square root of 4624638 is about 2150.4971518233. The cubic root of 4624638 is about 166.6067455705.

The spelling of 4624638 in words is "four million, six hundred twenty-four thousand, six hundred thirty-eight".