44400023 has 2 divisors, whose sum is σ = 44400024. Its totient is φ = 44400022.

The previous prime is 44400001. The next prime is 44400047. The reversal of 44400023 is 32000444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44400023 - 2²⁰ = 43351447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44399974 and 44400010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44400523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22200011 + 22200012.

It is an arithmetic number, because the mean of its divisors is an integer number (22200012).

Almost surely, 2^44400023 is an apocalyptic number.

44400023 is a deficient number, since it is larger than the sum of its proper divisors (1).

44400023 is an equidigital number, since it uses as much as digits as its factorization.

44400023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 44400023 is about 6663.3342254460. The cubic root of 44400023 is about 354.1014716505.

Adding to 44400023 its reverse (32000444), we get a palindrome (76400467).

The spelling of 44400023 in words is "forty-four million, four hundred thousand, twenty-three".