45081726 has 16 divisors (see below), whose sum is σ = 90426000. Its totient is φ = 14983488.

The previous prime is 45081709. The next prime is 45081733. The reversal of 45081726 is 62718054.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8671 + ... + 12858.

It is an arithmetic number, because the mean of its divisors is an integer number (5651625).

Almost surely, 2^45081726 is an apocalyptic number.

45081726 is an abundant number, since it is smaller than the sum of its proper divisors (45344274).

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

45081726 is a wasteful number, since it uses less digits than its factorization.

45081726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21883.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 45081726 is about 6714.2926656499. The cubic root of 45081726 is about 355.9045266430.

The spelling of 45081726 in words is "forty-five million, eighty-one thousand, seven hundred twenty-six".