45943888 has 20 divisors (see below), whose sum is σ = 92086740. Its totient is φ = 22179584.

The previous prime is 45943883. The next prime is 45943889. The reversal of 45943888 is 88834954.

It can be written as a sum of positive squares in 2 ways, for example, as 7354944 + 38588944 = 2712^2 + 6212^2 .

It is a super-2 number, since 2×45943888² = 4221681689113088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45943883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49045 + ... + 49972.

It is an arithmetic number, because the mean of its divisors is an integer number (4604337).

Almost surely, 2^45943888 is an apocalyptic number.

It is an amenable number.

45943888 is an abundant number, since it is smaller than the sum of its proper divisors (46142852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45943888 is a wasteful number, since it uses less digits than its factorization.

45943888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99054 (or 99048 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 49.

The square root of 45943888 is about 6778.1920893406. The cubic root of 45943888 is about 358.1590379805.

The spelling of 45943888 in words is "forty-five million, nine hundred forty-three thousand, eight hundred eighty-eight".