45875385 has 12 divisors (see below), whose sum is σ = 79517412. Its totient is φ = 24466848.

The previous prime is 45875377. The next prime is 45875387. The reversal of 45875385 is 58357854.

It can be written as a sum of positive squares in 2 ways, for example, as 6487209 + 39388176 = 2547^2 + 6276^2 .

It is not a de Polignac number, because 45875385 - 2³ = 45875377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1019453 = 45875385 / (4 + 5 + 8 + 7 + 5 + 3 + 8 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 45875385.

It is not an unprimeable number, because it can be changed into a prime (45875387) 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 11 ways as a sum of consecutive naturals, for example, 509682 + ... + 509771.

It is an arithmetic number, because the mean of its divisors is an integer number (6626451).

Almost surely, 2^45875385 is an apocalyptic number.

45875385 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45875385 is a deficient number, since it is larger than the sum of its proper divisors (33642027).

45875385 is a wasteful number, since it uses less digits than its factorization.

45875385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019464 (or 1019461 counting only the distinct ones).

The product of its digits is 672000, while the sum is 45.

The square root of 45875385 is about 6773.1370132310. The cubic root of 45875385 is about 357.9809426723.

The spelling of 45875385 in words is "forty-five million, eight hundred seventy-five thousand, three hundred eighty-five".