44919923 has 4 divisors (see below), whose sum is σ = 44946288. Its totient is φ = 44893560.

The previous prime is 44919913. The next prime is 44919929. The reversal of 44919923 is 32991944.

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

It is a cyclic number.

It is not a de Polignac number, because 44919923 - 2¹⁰ = 44918899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44919929) 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, 10436 + ... + 14097.

It is an arithmetic number, because the mean of its divisors is an integer number (11236572).

Almost surely, 2^44919923 is an apocalyptic number.

44919923 is a deficient number, since it is larger than the sum of its proper divisors (26365).

44919923 is a wasteful number, since it uses less digits than its factorization.

44919923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26364.

The product of its digits is 69984, while the sum is 41.

The square root of 44919923 is about 6702.2326876945. The cubic root of 44919923 is about 355.4782234414.

The spelling of 44919923 in words is "forty-four million, nine hundred nineteen thousand, nine hundred twenty-three".