44743869 has 24 divisors (see below), whose sum is σ = 66044160. Its totient is φ = 29184768.

The previous prime is 44743843. The next prime is 44743871. The reversal of 44743869 is 96834744.

It is a de Polignac number, because none of the positive numbers 2^k-44743869 is a prime.

It is a super-2 number, since 2×44743869² = 4004027626178322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44743969) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93172 + ... + 93650.

It is an arithmetic number, because the mean of its divisors is an integer number (2751840).

Almost surely, 2^44743869 is an apocalyptic number.

It is an amenable number.

44743869 is a deficient number, since it is larger than the sum of its proper divisors (21300291).

44743869 is a wasteful number, since it uses less digits than its factorization.

44743869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689 (or 686 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 44743869 is about 6689.0858119776. The cubic root of 44743869 is about 355.0132085279.

The spelling of 44743869 in words is "forty-four million, seven hundred forty-three thousand, eight hundred sixty-nine".