45875557 has 32 divisors (see below), whose sum is σ = 60166400. Its totient is φ = 34167744.

The previous prime is 45875549. The next prime is 45875563. The reversal of 45875557 is 75557854.

45875557 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 45875557 - 2³ = 45875549 is a prime.

Its product of digits (980000) is a multiple of the sum of its prime divisors (196).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45875507) 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 31 ways as a sum of consecutive naturals, for example, 292123 + ... + 292279.

It is an arithmetic number, because the mean of its divisors is an integer number (1880200).

Almost surely, 2^45875557 is an apocalyptic number.

It is an amenable number.

45875557 is a deficient number, since it is larger than the sum of its proper divisors (14290843).

45875557 is a wasteful number, since it uses less digits than its factorization.

45875557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222 (or 196 counting only the distinct ones).

The product of its digits is 980000, while the sum is 46.

The square root of 45875557 is about 6773.1497104375. The cubic root of 45875557 is about 357.9813900629.

The spelling of 45875557 in words is "forty-five million, eight hundred seventy-five thousand, five hundred fifty-seven".