44644995 has 12 divisors (see below), whose sum is σ = 77384736. Its totient is φ = 23810640.

The previous prime is 44644987. The next prime is 44644997. The reversal of 44644995 is 59944644.

It is not a de Polignac number, because 44644995 - 2³ = 44644987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 992111 = 44644995 / (4 + 4 + 6 + 4 + 4 + 9 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 44644995.

It is not an unprimeable number, because it can be changed into a prime (44644997) 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, 496011 + ... + 496100.

It is an arithmetic number, because the mean of its divisors is an integer number (6448728).

Almost surely, 2^44644995 is an apocalyptic number.

44644995 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

44644995 is a deficient number, since it is larger than the sum of its proper divisors (32739741).

44644995 is a wasteful number, since it uses less digits than its factorization.

44644995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992122 (or 992119 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 44644995 is about 6681.6910284748. The cubic root of 44644995 is about 354.7515155920.

The spelling of 44644995 in words is "forty-four million, six hundred forty-four thousand, nine hundred ninety-five".