45775525 has 6 divisors (see below), whose sum is σ = 56761682. Its totient is φ = 36620400.

The previous prime is 45775519. The next prime is 45775529. The reversal of 45775525 is 52557754.

It can be written as a sum of positive squares in 3 ways, for example, as 6625476 + 39150049 = 2574^2 + 6257^2 .

It is not a de Polignac number, because 45775525 - 2⁷ = 45775397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45775529) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 915486 + ... + 915535.

Almost surely, 2^45775525 is an apocalyptic number.

It is an amenable number.

45775525 is a deficient number, since it is larger than the sum of its proper divisors (10986157).

45775525 is a wasteful number, since it uses less digits than its factorization.

45775525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831031 (or 1831026 counting only the distinct ones).

The product of its digits is 245000, while the sum is 40.

The square root of 45775525 is about 6765.7612284206. The cubic root of 45775525 is about 357.7210070032.

The spelling of 45775525 in words is "forty-five million, seven hundred seventy-five thousand, five hundred twenty-five".