4618432 has 84 divisors (see below), whose sum is σ = 11527536. Its totient is φ = 1797120.

The previous prime is 4618429. The next prime is 4618433. The reversal of 4618432 is 2348164.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 4618432.

It is not an unprimeable number, because it can be changed into a prime (4618433) 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, 75682 + ... + 75742.

Almost surely, 2^4618432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4618432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5763768).

4618432 is an abundant number, since it is smaller than the sum of its proper divisors (6909104).

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

4618432 is a wasteful number, since it uses less digits than its factorization.

4618432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 83 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 4618432 is about 2149.0537452563. The cubic root of 4618432 is about 166.5321866310.

It can be divided in two parts, 4618 and 432, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 4618432 in words is "four million, six hundred eighteen thousand, four hundred thirty-two".