44398647 has 12 divisors (see below), whose sum is σ = 64344280. Its totient is φ = 29500848.

The previous prime is 44398633. The next prime is 44398657. The reversal of 44398647 is 74689344.

It is not a de Polignac number, because 44398647 - 2¹² = 44394551 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 (44398657) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5272 + ... + 10797.

Almost surely, 2^44398647 is an apocalyptic number.

44398647 is a deficient number, since it is larger than the sum of its proper divisors (19945633).

44398647 is a wasteful number, since it uses less digits than its factorization.

44398647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16382 (or 16379 counting only the distinct ones).

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

The square root of 44398647 is about 6663.2309730340. The cubic root of 44398647 is about 354.0978136295.

The spelling of 44398647 in words is "forty-four million, three hundred ninety-eight thousand, six hundred forty-seven".