244199899 has 2 divisors, whose sum is σ = 244199900. Its totient is φ = 244199898.

The previous prime is 244199887. The next prime is 244199903. The reversal of 244199899 is 998991442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 244199899 - 2⁷ = 244199771 is a prime.

It is a super-2 number, since 2×244199899² = 119267181343220402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (244199869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122099949 + 122099950.

It is an arithmetic number, because the mean of its divisors is an integer number (122099950).

Almost surely, 2^244199899 is an apocalyptic number.

244199899 is a deficient number, since it is larger than the sum of its proper divisors (1).

244199899 is an equidigital number, since it uses as much as digits as its factorization.

244199899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1679616, while the sum is 55.

The square root of 244199899 is about 15626.8966528867. The cubic root of 244199899 is about 625.0505763871.

The spelling of 244199899 in words is "two hundred forty-four million, one hundred ninety-nine thousand, eight hundred ninety-nine".