45453885 has 8 divisors (see below), whose sum is σ = 72726240. Its totient is φ = 24242064.

The previous prime is 45453857. The next prime is 45453901. The reversal of 45453885 is 58835454.

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

It is not a de Polignac number, because 45453885 - 2¹³ = 45445693 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1515115 + ... + 1515144.

It is an arithmetic number, because the mean of its divisors is an integer number (9090780).

Almost surely, 2^45453885 is an apocalyptic number.

It is an amenable number.

45453885 is a deficient number, since it is larger than the sum of its proper divisors (27272355).

45453885 is a wasteful number, since it uses less digits than its factorization.

45453885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030267.

The product of its digits is 384000, while the sum is 42.

The square root of 45453885 is about 6741.9496438345. The cubic root of 45453885 is about 356.8811992405.

The spelling of 45453885 in words is "forty-five million, four hundred fifty-three thousand, eight hundred eighty-five".