45045726 has 16 divisors (see below), whose sum is σ = 98281728. Its totient is φ = 13650200.

The previous prime is 45045719. The next prime is 45045727. The reversal of 45045726 is 62754054.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45045727) 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, 341190 + ... + 341321.

It is an arithmetic number, because the mean of its divisors is an integer number (6142608).

Almost surely, 2^45045726 is an apocalyptic number.

45045726 is an abundant number, since it is smaller than the sum of its proper divisors (53236002).

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

45045726 is a wasteful number, since it uses less digits than its factorization.

45045726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682527.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 45045726 is about 6711.6112819501. The cubic root of 45045726 is about 355.8097655938.

The spelling of 45045726 in words is "forty-five million, forty-five thousand, seven hundred twenty-six".