44623 has 2 divisors, whose sum is σ = 44624. Its totient is φ = 44622.

The previous prime is 44621. The next prime is 44633. The reversal of 44623 is 32644.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44623 - 2¹ = 44621 is a prime.

Together with 44621, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 44623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22311 + 22312.

It is an arithmetic number, because the mean of its divisors is an integer number (22312).

2⁴⁴⁶²³ is an apocalyptic number.

44623 is a deficient number, since it is larger than the sum of its proper divisors (1).

44623 is an equidigital number, since it uses as much as digits as its factorization.

44623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 19.

The square root of 44623 is about 211.2415678791. The cubic root of 44623 is about 35.4693248207.

It can be divided in two parts, 4462 and 3, that added together give a triangular number (4465 = T₉₄).

The spelling of 44623 in words is "forty-four thousand, six hundred twenty-three".