45642416 has 40 divisors (see below), whose sum is σ = 96672384. Its totient is φ = 20782080.

The previous prime is 45642413. The next prime is 45642449. The reversal of 45642416 is 61424654.

It is not an unprimeable number, because it can be changed into a prime (45642413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5726 + ... + 11138.

Almost surely, 2^45642416 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 45642416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48336192).

45642416 is an abundant number, since it is smaller than the sum of its proper divisors (51029968).

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

45642416 is a wasteful number, since it uses less digits than its factorization.

45642416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5469 (or 5463 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 45642416 is about 6755.9171102079. The cubic root of 45642416 is about 357.3739356972.

The spelling of 45642416 in words is "forty-five million, six hundred forty-two thousand, four hundred sixteen".