44768881 has 2 divisors, whose sum is σ = 44768882. Its totient is φ = 44768880.

The previous prime is 44768851. The next prime is 44768887. The reversal of 44768881 is 18886744.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44675856 + 93025 = 6684^2 + 305^2 .

It is a cyclic number.

It is not a de Polignac number, because 44768881 - 2⁵ = 44768849 is a prime.

It is a super-2 number, since 2×44768881² = 4008505411984322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44768887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22384440 + 22384441.

It is an arithmetic number, because the mean of its divisors is an integer number (22384441).

Almost surely, 2^44768881 is an apocalyptic number.

It is an amenable number.

44768881 is a deficient number, since it is larger than the sum of its proper divisors (1).

44768881 is an equidigital number, since it uses as much as digits as its factorization.

44768881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 344064, while the sum is 46.

The square root of 44768881 is about 6690.9551635024. The cubic root of 44768881 is about 355.0793474687.

The spelling of 44768881 in words is "forty-four million, seven hundred sixty-eight thousand, eight hundred eighty-one".