45075418 has 8 divisors (see below), whose sum is σ = 67677012. Its totient is φ = 22516416.

The previous prime is 45075409. The next prime is 45075419. The reversal of 45075418 is 81457054.

It can be written as a sum of positive squares in 2 ways, for example, as 43520409 + 1555009 = 6597^2 + 1247^2 .

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

It is not an unprimeable number, because it can be changed into a prime (45075419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7855 + ... + 12322.

Almost surely, 2^45075418 is an apocalyptic number.

45075418 is a deficient number, since it is larger than the sum of its proper divisors (22601594).

45075418 is a wasteful number, since it uses less digits than its factorization.

45075418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21296.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 45075418 is about 6713.8229050221. The cubic root of 45075418 is about 355.8879260476.

The spelling of 45075418 in words is "forty-five million, seventy-five thousand, four hundred eighteen".