45428518 has 8 divisors (see below), whose sum is σ = 68198112. Its totient is φ = 22695816.

The previous prime is 45428491. The next prime is 45428521. The reversal of 45428518 is 81582454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5905 + ... + 11212.

It is an arithmetic number, because the mean of its divisors is an integer number (8524764).

Almost surely, 2^45428518 is an apocalyptic number.

45428518 is a deficient number, since it is larger than the sum of its proper divisors (22769594).

45428518 is a wasteful number, since it uses less digits than its factorization.

45428518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18446.

The product of its digits is 51200, while the sum is 37.

The square root of 45428518 is about 6740.0681005462. The cubic root of 45428518 is about 356.8147972156.

The spelling of 45428518 in words is "forty-five million, four hundred twenty-eight thousand, five hundred eighteen".