244774939 has 2 divisors, whose sum is σ = 244774940. Its totient is φ = 244774938.

The previous prime is 244774931. The next prime is 244774951. The reversal of 244774939 is 939477442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 244774939 - 2³ = 244774931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 244774892 and 244774901.

It is not a weakly prime, because it can be changed into another prime (244774931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122387469 + 122387470.

It is an arithmetic number, because the mean of its divisors is an integer number (122387470).

Almost surely, 2^244774939 is an apocalyptic number.

244774939 is a deficient number, since it is larger than the sum of its proper divisors (1).

244774939 is an equidigital number, since it uses as much as digits as its factorization.

244774939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 49.

The square root of 244774939 is about 15645.2848807556. The cubic root of 244774939 is about 625.5408131788.

The spelling of 244774939 in words is "two hundred forty-four million, seven hundred seventy-four thousand, nine hundred thirty-nine".