45442668 has 24 divisors (see below), whose sum is σ = 106165360. Its totient is φ = 15128640.

The previous prime is 45442651. The next prime is 45442679. The reversal of 45442668 is 86624454.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10398 + ... + 14106.

Almost surely, 2^45442668 is an apocalyptic number.

It is an amenable number.

45442668 is an abundant number, since it is smaller than the sum of its proper divisors (60722692).

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

45442668 is a wasteful number, since it uses less digits than its factorization.

45442668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4737 (or 4735 counting only the distinct ones).

The product of its digits is 184320, while the sum is 39.

The square root of 45442668 is about 6741.1177114778. The cubic root of 45442668 is about 356.8518400650.

The spelling of 45442668 in words is "forty-five million, four hundred forty-two thousand, six hundred sixty-eight".