45626728 has 16 divisors (see below), whose sum is σ = 97771680. Its totient is φ = 19554288.

The previous prime is 45626723. The next prime is 45626729. The reversal of 45626728 is 82762654.

It is not an unprimeable number, because it can be changed into a prime (45626723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407326 + ... + 407437.

It is an arithmetic number, because the mean of its divisors is an integer number (6110730).

Almost surely, 2^45626728 is an apocalyptic number.

It is an amenable number.

45626728 is an abundant number, since it is smaller than the sum of its proper divisors (52144952).

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

45626728 is a wasteful number, since it uses less digits than its factorization.

45626728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814776 (or 814772 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 45626728 is about 6754.7559541408. The cubic root of 45626728 is about 357.3329860334.

The spelling of 45626728 in words is "forty-five million, six hundred twenty-six thousand, seven hundred twenty-eight".