45326815 has 4 divisors (see below), whose sum is σ = 54392184. Its totient is φ = 36261448.

The previous prime is 45326791. The next prime is 45326821. The reversal of 45326815 is 51862354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45326815 - 2¹⁷ = 45195743 is a prime.

It is a Duffinian number.

It is a congruent 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, 4532677 + ... + 4532686.

It is an arithmetic number, because the mean of its divisors is an integer number (13598046).

Almost surely, 2^45326815 is an apocalyptic number.

45326815 is a deficient number, since it is larger than the sum of its proper divisors (9065369).

45326815 is an equidigital number, since it uses as much as digits as its factorization.

45326815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9065368.

The product of its digits is 28800, while the sum is 34.

The square root of 45326815 is about 6732.5192164598. The cubic root of 45326815 is about 356.5483254676.

The spelling of 45326815 in words is "forty-five million, three hundred twenty-six thousand, eight hundred fifteen".