45165782 has 4 divisors (see below), whose sum is σ = 67748676. Its totient is φ = 22582890.

The previous prime is 45165773. The next prime is 45165871. The reversal of 45165782 is 28756154.

45165782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11291444 + ... + 11291447.

It is an arithmetic number, because the mean of its divisors is an integer number (16937169).

Almost surely, 2^45165782 is an apocalyptic number.

45165782 is a deficient number, since it is larger than the sum of its proper divisors (22582894).

45165782 is a wasteful number, since it uses less digits than its factorization.

45165782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22582893.

The product of its digits is 67200, while the sum is 38.

The square root of 45165782 is about 6720.5492335076. The cubic root of 45165782 is about 356.1255869246.

The spelling of 45165782 in words is "forty-five million, one hundred sixty-five thousand, seven hundred eighty-two".