44098091 has 4 divisors (see below), whose sum is σ = 45123672. Its totient is φ = 43072512.

The previous prime is 44098073. The next prime is 44098097. The reversal of 44098091 is 19089044.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44098091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44098097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512726 + ... + 512811.

It is an arithmetic number, because the mean of its divisors is an integer number (11280918).

Almost surely, 2^44098091 is an apocalyptic number.

44098091 is a deficient number, since it is larger than the sum of its proper divisors (1025581).

44098091 is a wasteful number, since it uses less digits than its factorization.

44098091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025580.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 44098091 is about 6640.6393517492. The cubic root of 44098091 is about 353.2969838205.

The spelling of 44098091 in words is "forty-four million, ninety-eight thousand, ninety-one".