45235940 has 48 divisors (see below), whose sum is σ = 102574080. Its totient is φ = 16705920.

The previous prime is 45235909. The next prime is 45235987. The reversal of 45235940 is 4953254.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45235897 and 45235906.

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, 11645 + ... + 15035.

It is an arithmetic number, because the mean of its divisors is an integer number (2136960).

Almost surely, 2^45235940 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 45235940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51287040).

45235940 is an abundant number, since it is smaller than the sum of its proper divisors (57338140).

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

45235940 is a wasteful number, since it uses less digits than its factorization.

45235940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3452 (or 3450 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 45235940 is about 6725.7668707739. The cubic root of 45235940 is about 356.3098867210.

The spelling of 45235940 in words is "forty-five million, two hundred thirty-five thousand, nine hundred forty".