240344899 has 2 divisors, whose sum is σ = 240344900. Its totient is φ = 240344898.

The previous prime is 240344857. The next prime is 240344903. The reversal of 240344899 is 998443042.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240344899 is a prime.

It is not a weakly prime, because it can be changed into another prime (240344849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120172449 + 120172450.

It is an arithmetic number, because the mean of its divisors is an integer number (120172450).

Almost surely, 2^240344899 is an apocalyptic number.

240344899 is a deficient number, since it is larger than the sum of its proper divisors (1).

240344899 is an equidigital number, since it uses as much as digits as its factorization.

240344899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 43.

The square root of 240344899 is about 15503.0609558242. The cubic root of 240344899 is about 621.7440479768.

The spelling of 240344899 in words is "two hundred forty million, three hundred forty-four thousand, eight hundred ninety-nine".