244897899 has 4 divisors (see below), whose sum is σ = 326530536. Its totient is φ = 163265264.

The previous prime is 244897853. The next prime is 244897901. The reversal of 244897899 is 998798442.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 244897899 - 2⁸ = 244897643 is a prime.

It is a super-2 number, since 2×244897899² = 119949961869228402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (244899899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40816314 + ... + 40816319.

It is an arithmetic number, because the mean of its divisors is an integer number (81632634).

Almost surely, 2^244897899 is an apocalyptic number.

244897899 is a deficient number, since it is larger than the sum of its proper divisors (81632637).

244897899 is an equidigital number, since it uses as much as digits as its factorization.

244897899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81632636.

The product of its digits is 10450944, while the sum is 60.

The square root of 244897899 is about 15649.2140058215. The cubic root of 244897899 is about 625.6455401618.

The spelling of 244897899 in words is "two hundred forty-four million, eight hundred ninety-seven thousand, eight hundred ninety-nine".