44739489 has 8 divisors (see below), whose sum is σ = 61709760. Its totient is φ = 28797776.

The previous prime is 44739449. The next prime is 44739491. The reversal of 44739489 is 98493744.

44739489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44739489 - 2⁷ = 44739361 is a prime.

It is a super-2 number, since 2×44739489² = 4003243751962242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44739449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257037 + ... + 257210.

It is an arithmetic number, because the mean of its divisors is an integer number (7713720).

Almost surely, 2^44739489 is an apocalyptic number.

It is an amenable number.

44739489 is a deficient number, since it is larger than the sum of its proper divisors (16970271).

44739489 is a wasteful number, since it uses less digits than its factorization.

44739489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514279.

The product of its digits is 870912, while the sum is 48.

The square root of 44739489 is about 6688.7584049658. The cubic root of 44739489 is about 355.0016240090.

The spelling of 44739489 in words is "forty-four million, seven hundred thirty-nine thousand, four hundred eighty-nine".