45025785 has 24 divisors (see below), whose sum is σ = 89194560. Its totient is φ = 20583072.

The previous prime is 45025769. The next prime is 45025793. The reversal of 45025785 is 58752054.

It is a happy number.

It is not a de Polignac number, because 45025785 - 2⁴ = 45025769 is a prime.

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, 71155 + ... + 71784.

It is an arithmetic number, because the mean of its divisors is an integer number (3716440).

Almost surely, 2^45025785 is an apocalyptic number.

45025785 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45025785 is a deficient number, since it is larger than the sum of its proper divisors (44168775).

45025785 is a wasteful number, since it uses less digits than its factorization.

45025785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142957 (or 142954 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 45025785 is about 6710.1255576926. The cubic root of 45025785 is about 355.7572541393.

The spelling of 45025785 in words is "forty-five million, twenty-five thousand, seven hundred eighty-five".