45494885 has 4 divisors (see below), whose sum is σ = 54593868. Its totient is φ = 36395904.

The previous prime is 45494879. The next prime is 45494909. The reversal of 45494885 is 58849454.

45494885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58849454 = 2 ⋅29424727.

It can be written as a sum of positive squares in 2 ways, for example, as 32194276 + 13300609 = 5674^2 + 3647^2 .

It is a cyclic number.

It is not a de Polignac number, because 45494885 - 2⁶ = 45494821 is a prime.

It is a super-2 number, since 2×45494885² = 4139569122326450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4549484 + ... + 4549493.

It is an arithmetic number, because the mean of its divisors is an integer number (13648467).

Almost surely, 2^45494885 is an apocalyptic number.

It is an amenable number.

45494885 is a deficient number, since it is larger than the sum of its proper divisors (9098983).

45494885 is an equidigital number, since it uses as much as digits as its factorization.

45494885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9098982.

The product of its digits is 921600, while the sum is 47.

The square root of 45494885 is about 6744.9896219342. The cubic root of 45494885 is about 356.9884708332.

The spelling of 45494885 in words is "forty-five million, four hundred ninety-four thousand, eight hundred eighty-five".