44675789 has 4 divisors (see below), whose sum is σ = 44842140. Its totient is φ = 44509440.

The previous prime is 44675749. The next prime is 44675791. The reversal of 44675789 is 98757644.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7672900 + 37002889 = 2770^2 + 6083^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44675789 is a prime.

It is a super-2 number, since 2×44675789² = 3991852245545042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44675749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82772 + ... + 83309.

It is an arithmetic number, because the mean of its divisors is an integer number (11210535).

Almost surely, 2^44675789 is an apocalyptic number.

It is an amenable number.

44675789 is a deficient number, since it is larger than the sum of its proper divisors (166351).

44675789 is a wasteful number, since it uses less digits than its factorization.

44675789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166350.

The product of its digits is 1693440, while the sum is 50.

The square root of 44675789 is about 6683.9949880292. The cubic root of 44675789 is about 354.8330604361.

The spelling of 44675789 in words is "forty-four million, six hundred seventy-five thousand, seven hundred eighty-nine".