45109446 has 8 divisors (see below), whose sum is σ = 90218904. Its totient is φ = 15036480.

The previous prime is 45109429. The next prime is 45109447. The reversal of 45109446 is 64490154.

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

45109446 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45109447) 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, 3759115 + ... + 3759126.

It is an arithmetic number, because the mean of its divisors is an integer number (11277363).

Almost surely, 2^45109446 is an apocalyptic number.

45109446 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45109446 is a wasteful number, since it uses less digits than its factorization.

45109446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7518246.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 45109446 is about 6716.3566016107. The cubic root of 45109446 is about 355.9774582790.

The spelling of 45109446 in words is "forty-five million, one hundred nine thousand, four hundred forty-six".