45590585 has 4 divisors (see below), whose sum is σ = 54708708. Its totient is φ = 36472464.

The previous prime is 45590569. The next prime is 45590593. The reversal of 45590585 is 58509554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58509554 = 2 ⋅29254777.

It can be written as a sum of positive squares in 2 ways, for example, as 7311616 + 38278969 = 2704^2 + 6187^2 .

It is a cyclic number.

It is not a de Polignac number, because 45590585 - 2⁴ = 45590569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4559054 + ... + 4559063.

It is an arithmetic number, because the mean of its divisors is an integer number (13677177).

Almost surely, 2^45590585 is an apocalyptic number.

It is an amenable number.

45590585 is a deficient number, since it is larger than the sum of its proper divisors (9118123).

45590585 is an equidigital number, since it uses as much as digits as its factorization.

45590585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9118122.

The product of its (nonzero) digits is 180000, while the sum is 41.

The square root of 45590585 is about 6752.0800498809. The cubic root of 45590585 is about 357.2386078886.

The spelling of 45590585 in words is "forty-five million, five hundred ninety thousand, five hundred eighty-five".