45425632 has 96 divisors (see below), whose sum is σ = 110315520. Its totient is φ = 17971200.

The previous prime is 45425573. The next prime is 45425669. The reversal of 45425632 is 23652454.

It is a junction number, because it is equal to n+sod(n) for n = 45425594 and 45425603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300757 + ... + 300907.

It is an arithmetic number, because the mean of its divisors is an integer number (1149120).

Almost surely, 2^45425632 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 45425632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55157760).

45425632 is an abundant number, since it is smaller than the sum of its proper divisors (64889888).

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

45425632 is a wasteful number, since it uses less digits than its factorization.

45425632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 256 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 45425632 is about 6739.8540043535. The cubic root of 45425632 is about 356.8072411006.

The spelling of 45425632 in words is "forty-five million, four hundred twenty-five thousand, six hundred thirty-two".