45810432 has 108 divisors (see below), whose sum is σ = 134720040. Its totient is φ = 14966784.

The previous prime is 45810419. The next prime is 45810433. The reversal of 45810432 is 23401854.

It is a junction number, because it is equal to n+sod(n) for n = 45810396 and 45810405.

It is not an unprimeable number, because it can be changed into a prime (45810433) 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, 135768 + ... + 136104.

Almost surely, 2^45810432 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 45810432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67360020).

45810432 is an abundant number, since it is smaller than the sum of its proper divisors (88909608).

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

45810432 is a wasteful number, since it uses less digits than its factorization.

45810432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 45810432 is about 6768.3404169708. The cubic root of 45810432 is about 357.8119128929.

The spelling of 45810432 in words is "forty-five million, eight hundred ten thousand, four hundred thirty-two".