44897983 has 16 divisors (see below), whose sum is σ = 49986720. Its totient is φ = 40058496.

The previous prime is 44897971. The next prime is 44897987. The reversal of 44897983 is 38979844.

It is a cyclic number.

It is not a de Polignac number, because 44897983 - 2¹³ = 44889791 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44897983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44897987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129216 + ... + 129562.

It is an arithmetic number, because the mean of its divisors is an integer number (3124170).

Almost surely, 2^44897983 is an apocalyptic number.

44897983 is a deficient number, since it is larger than the sum of its proper divisors (5088737).

44897983 is a wasteful number, since it uses less digits than its factorization.

44897983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666.

The product of its digits is 1741824, while the sum is 52.

The square root of 44897983 is about 6700.5957197849. The cubic root of 44897983 is about 355.4203392346.

The spelling of 44897983 in words is "forty-four million, eight hundred ninety-seven thousand, nine hundred eighty-three".