45457775 has 24 divisors (see below), whose sum is σ = 64174464. Its totient is φ = 31618400.

The previous prime is 45457759. The next prime is 45457787. The reversal of 45457775 is 57775454.

It is not a de Polignac number, because 45457775 - 2⁴ = 45457759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2732 + ... + 9918.

It is an arithmetic number, because the mean of its divisors is an integer number (2673936).

Almost surely, 2^45457775 is an apocalyptic number.

45457775 is a deficient number, since it is larger than the sum of its proper divisors (18716689).

45457775 is a wasteful number, since it uses less digits than its factorization.

45457775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7231 (or 7226 counting only the distinct ones).

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

The square root of 45457775 is about 6742.2381298794. The cubic root of 45457775 is about 356.8913797290.

The spelling of 45457775 in words is "forty-five million, four hundred fifty-seven thousand, seven hundred seventy-five".