45180790 has 16 divisors (see below), whose sum is σ = 82047168. Its totient is φ = 17911936.

The previous prime is 45180767. The next prime is 45180791. The reversal of 45180790 is 9708154.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45180791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18862 + ... + 21121.

It is an arithmetic number, because the mean of its divisors is an integer number (5127948).

Almost surely, 2^45180790 is an apocalyptic number.

45180790 is a deficient number, since it is larger than the sum of its proper divisors (36866378).

45180790 is a wasteful number, since it uses less digits than its factorization.

45180790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40103.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 45180790 is about 6721.6657161748. The cubic root of 45180790 is about 356.1650278516.

The spelling of 45180790 in words is "forty-five million, one hundred eighty thousand, seven hundred ninety".