44925813 has 8 divisors (see below), whose sum is σ = 66556800. Its totient is φ = 29950524.

The previous prime is 44925809. The next prime is 44925827. The reversal of 44925813 is 31852944.

It is not a de Polignac number, because 44925813 - 2² = 44925809 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44925893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831933 + ... + 831986.

It is an arithmetic number, because the mean of its divisors is an integer number (8319600).

Almost surely, 2^44925813 is an apocalyptic number.

It is an amenable number.

44925813 is a deficient number, since it is larger than the sum of its proper divisors (21630987).

44925813 is a wasteful number, since it uses less digits than its factorization.

44925813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663928 (or 1663922 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 44925813 is about 6702.6720791040. The cubic root of 44925813 is about 355.4937597936.

It can be divided in two parts, 449 and 25813, that added together give a palindrome (26262).

The spelling of 44925813 in words is "forty-four million, nine hundred twenty-five thousand, eight hundred thirteen".