45405475 has 24 divisors (see below), whose sum is σ = 58353408. Its totient is φ = 35020800.

The previous prime is 45405467. The next prime is 45405509. The reversal of 45405475 is 57450454.

45405475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45405475 - 2³ = 45405467 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45405475.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176547 + ... + 176803.

It is an arithmetic number, because the mean of its divisors is an integer number (2431392).

Almost surely, 2^45405475 is an apocalyptic number.

45405475 is a deficient number, since it is larger than the sum of its proper divisors (12947933).

45405475 is a wasteful number, since it uses less digits than its factorization.

45405475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495 (or 490 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 34.

The square root of 45405475 is about 6738.3584796299. The cubic root of 45405475 is about 356.7544571890.

The spelling of 45405475 in words is "forty-five million, four hundred five thousand, four hundred seventy-five".