44721023 has 2 divisors, whose sum is σ = 44721024. Its totient is φ = 44721022.

The previous prime is 44721007. The next prime is 44721059. The reversal of 44721023 is 32012744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44721023 - 2⁴ = 44721007 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44721023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44721073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22360511 + 22360512.

It is an arithmetic number, because the mean of its divisors is an integer number (22360512).

Almost surely, 2^44721023 is an apocalyptic number.

44721023 is a deficient number, since it is larger than the sum of its proper divisors (1).

44721023 is an equidigital number, since it uses as much as digits as its factorization.

44721023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 44721023 is about 6687.3778867356. The cubic root of 44721023 is about 354.9527755736.

Adding to 44721023 its reverse (32012744), we get a palindrome (76733767).

The spelling of 44721023 in words is "forty-four million, seven hundred twenty-one thousand, twenty-three".