44896991 has 8 divisors (see below), whose sum is σ = 45503040. Its totient is φ = 44294688.

The previous prime is 44896967. The next prime is 44896997. The reversal of 44896991 is 19969844.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44896991 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 (44896997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29450 + ... + 30936.

It is an arithmetic number, because the mean of its divisors is an integer number (5687880).

Almost surely, 2^44896991 is an apocalyptic number.

44896991 is a deficient number, since it is larger than the sum of its proper divisors (606049).

44896991 is a wasteful number, since it uses less digits than its factorization.

44896991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873.

The product of its digits is 559872, while the sum is 50.

The square root of 44896991 is about 6700.5216961070. The cubic root of 44896991 is about 355.4177215998.

The spelling of 44896991 in words is "forty-four million, eight hundred ninety-six thousand, nine hundred ninety-one".