45522432 has 160 divisors (see below), whose sum is σ = 139946400. Its totient is φ = 14598144.

The previous prime is 45522427. The next prime is 45522487. The reversal of 45522432 is 23422554.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 45522396 and 45522405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511444 + ... + 511532.

It is an arithmetic number, because the mean of its divisors is an integer number (874665).

Almost surely, 2^45522432 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 45522432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69973200).

45522432 is an abundant number, since it is smaller than the sum of its proper divisors (94423968).

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

45522432 is an equidigital number, since it uses as much as digits as its factorization.

45522432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 131 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 45522432 is about 6747.0313471926. The cubic root of 45522432 is about 357.0605080689.

Adding to 45522432 its reverse (23422554), we get a palindrome (68944986).

It can be divided in two parts, 45522 and 432, that added together give a palindrome (45954).

The spelling of 45522432 in words is "forty-five million, five hundred twenty-two thousand, four hundred thirty-two".