45192878 has 8 divisors (see below), whose sum is σ = 67833480. Its totient is φ = 22581720.

The previous prime is 45192877. The next prime is 45192883. The reversal of 45192878 is 87829154.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45192877) 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, 3008 + ... + 9971.

It is an arithmetic number, because the mean of its divisors is an integer number (8479185).

Almost surely, 2^45192878 is an apocalyptic number.

45192878 is a deficient number, since it is larger than the sum of its proper divisors (22640602).

45192878 is a wasteful number, since it uses less digits than its factorization.

45192878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14722.

The product of its digits is 161280, while the sum is 44.

The square root of 45192878 is about 6722.5648379171. The cubic root of 45192878 is about 356.1967886873.

The spelling of 45192878 in words is "forty-five million, one hundred ninety-two thousand, eight hundred seventy-eight".