45048432 has 80 divisors (see below), whose sum is σ = 136741248. Its totient is φ = 12599040.

The previous prime is 45048403. The next prime is 45048433. The reversal of 45048432 is 23484054.

45048432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45048432² = 4058722451317248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45048432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45048433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3583 + ... + 10145.

Almost surely, 2^45048432 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 45048432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68370624).

45048432 is an abundant number, since it is smaller than the sum of its proper divisors (91692816).

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

45048432 is a wasteful number, since it uses less digits than its factorization.

45048432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6598 (or 6592 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 45048432 is about 6711.8128698586. The cubic root of 45048432 is about 355.8168902205.

The spelling of 45048432 in words is "forty-five million, forty-eight thousand, four hundred thirty-two".