44423563 has 4 divisors (see below), whose sum is σ = 45955440. Its totient is φ = 42891688.

The previous prime is 44423543. The next prime is 44423579. The reversal of 44423563 is 36532444.

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 44423563 - 2¹⁷ = 44292491 is a prime.

It is a super-2 number, since 2×44423563² = 3946905899229938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44423513) 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, 765895 + ... + 765952.

It is an arithmetic number, because the mean of its divisors is an integer number (11488860).

Almost surely, 2^44423563 is an apocalyptic number.

44423563 is a deficient number, since it is larger than the sum of its proper divisors (1531877).

44423563 is a wasteful number, since it uses less digits than its factorization.

44423563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531876.

The product of its digits is 34560, while the sum is 31.

The square root of 44423563 is about 6665.1003743380. The cubic root of 44423563 is about 354.1640397560.

The spelling of 44423563 in words is "forty-four million, four hundred twenty-three thousand, five hundred sixty-three".