45580090 has 8 divisors (see below), whose sum is σ = 82044180. Its totient is φ = 18232032.

The previous prime is 45580081. The next prime is 45580097. The reversal of 45580090 is 9008554.

It can be written as a sum of positive squares in 2 ways, for example, as 45522009 + 58081 = 6747^2 + 241^2 .

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

It is not an unprimeable number, because it can be changed into a prime (45580097) 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, 2278995 + ... + 2279014.

Almost surely, 2^45580090 is an apocalyptic number.

45580090 is a deficient number, since it is larger than the sum of its proper divisors (36464090).

45580090 is a wasteful number, since it uses less digits than its factorization.

45580090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4558016.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 45580090 is about 6751.3028372308. The cubic root of 45580090 is about 357.2111935521.

The spelling of 45580090 in words is "forty-five million, five hundred eighty thousand, ninety".