45169158 has 32 divisors (see below), whose sum is σ = 92494080. Its totient is φ = 14700960.

The previous prime is 45169133. The next prime is 45169177. The reversal of 45169158 is 85196154.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60753 + ... + 61491.

It is an arithmetic number, because the mean of its divisors is an integer number (2890440).

Almost surely, 2^45169158 is an apocalyptic number.

45169158 is an abundant number, since it is smaller than the sum of its proper divisors (47324922).

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

45169158 is a wasteful number, since it uses less digits than its factorization.

45169158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972.

The product of its digits is 43200, while the sum is 39.

The square root of 45169158 is about 6720.8003987620. The cubic root of 45169158 is about 356.1344597924.

The spelling of 45169158 in words is "forty-five million, one hundred sixty-nine thousand, one hundred fifty-eight".