45475775 has 24 divisors (see below), whose sum is σ = 58438224. Its totient is φ = 35078400.

The previous prime is 45475769. The next prime is 45475789. The reversal of 45475775 is 57757454.

It is not a de Polignac number, because 45475775 - 2⁶ = 45475711 is a prime.

It is a super-2 number, since 2×45475775² = 4136092223701250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 195059 + ... + 195291.

It is an arithmetic number, because the mean of its divisors is an integer number (2434926).

Almost surely, 2^45475775 is an apocalyptic number.

45475775 is a deficient number, since it is larger than the sum of its proper divisors (12962449).

45475775 is a wasteful number, since it uses less digits than its factorization.

45475775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491 (or 486 counting only the distinct ones).

The product of its digits is 686000, while the sum is 44.

The square root of 45475775 is about 6743.5728660703. The cubic root of 45475775 is about 356.9384798280.

The spelling of 45475775 in words is "forty-five million, four hundred seventy-five thousand, seven hundred seventy-five".