44977999 has 6 divisors (see below), whose sum is σ = 49438760. Its totient is φ = 40888980.

The previous prime is 44977981. The next prime is 44978009. The reversal of 44977999 is 99977944.

It is not a de Polignac number, because 44977999 - 2⁵ = 44977967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44977909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 185739 + ... + 185980.

Almost surely, 2^44977999 is an apocalyptic number.

44977999 is a deficient number, since it is larger than the sum of its proper divisors (4460761).

44977999 is a wasteful number, since it uses less digits than its factorization.

44977999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371741 (or 371730 counting only the distinct ones).

The product of its digits is 5143824, while the sum is 58.

The square root of 44977999 is about 6706.5638742951. The cubic root of 44977999 is about 355.6313541776.

Subtracting 44977999 from its reverse (99977944), we obtain a palindrome (54999945).

The spelling of 44977999 in words is "forty-four million, nine hundred seventy-seven thousand, nine hundred ninety-nine".