44698889 has 4 divisors (see below), whose sum is σ = 46240260. Its totient is φ = 43157520.

The previous prime is 44698883. The next prime is 44698891. The reversal of 44698889 is 98889644.

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 20097289 + 24601600 = 4483^2 + 4960^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44698889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44698883) 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, 770642 + ... + 770699.

It is an arithmetic number, because the mean of its divisors is an integer number (11560065).

Almost surely, 2^44698889 is an apocalyptic number.

It is an amenable number.

44698889 is a deficient number, since it is larger than the sum of its proper divisors (1541371).

44698889 is a wasteful number, since it uses less digits than its factorization.

44698889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1541370.

The product of its digits is 3981312, while the sum is 56.

The square root of 44698889 is about 6685.7227731936. The cubic root of 44698889 is about 354.8942063913.

The spelling of 44698889 in words is "forty-four million, six hundred ninety-eight thousand, eight hundred eighty-nine".