44499823 has 2 divisors, whose sum is σ = 44499824. Its totient is φ = 44499822.

The previous prime is 44499809. The next prime is 44499841. The reversal of 44499823 is 32899444.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44499823 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44499823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44499853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22249911 + 22249912.

It is an arithmetic number, because the mean of its divisors is an integer number (22249912).

Almost surely, 2^44499823 is an apocalyptic number.

44499823 is a deficient number, since it is larger than the sum of its proper divisors (1).

44499823 is an equidigital number, since it uses as much as digits as its factorization.

44499823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 43.

The square root of 44499823 is about 6670.8187653391. The cubic root of 44499823 is about 354.3665832394.

The spelling of 44499823 in words is "forty-four million, four hundred ninety-nine thousand, eight hundred twenty-three".