44745425 has 12 divisors (see below), whose sum is σ = 55567500. Its totient is φ = 35742720.

The previous prime is 44745403. The next prime is 44745427. The reversal of 44745425 is 52454744.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 2704 + 44742721 = 52^2 + 6689^2 .

It is a de Polignac number, because none of the positive numbers 2^k-44745425 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44745427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30509 + ... + 31941.

It is an arithmetic number, because the mean of its divisors is an integer number (4630625).

Almost surely, 2^44745425 is an apocalyptic number.

It is an amenable number.

44745425 is a deficient number, since it is larger than the sum of its proper divisors (10822075).

44745425 is a wasteful number, since it uses less digits than its factorization.

44745425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692 (or 2687 counting only the distinct ones).

The product of its digits is 89600, while the sum is 35.

The square root of 44745425 is about 6689.2021198346. The cubic root of 44745425 is about 355.0173237595.

The spelling of 44745425 in words is "forty-four million, seven hundred forty-five thousand, four hundred twenty-five".