244009705 has 4 divisors (see below), whose sum is σ = 292811652. Its totient is φ = 195207760.

The previous prime is 244009681. The next prime is 244009729. The reversal of 244009705 is 507900442.

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

It is an interprime number because it is at equal distance from previous prime (244009681) and next prime (244009729).

It can be written as a sum of positive squares in 2 ways, for example, as 172843609 + 71166096 = 13147^2 + 8436^2 .

It is not a de Polignac number, because 244009705 - 2⁵ = 244009673 is a prime.

It is a super-2 number, since 2×244009705² = 119081472268374050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24400966 + ... + 24400975.

It is an arithmetic number, because the mean of its divisors is an integer number (73202913).

Almost surely, 2^244009705 is an apocalyptic number.

It is an amenable number.

244009705 is a deficient number, since it is larger than the sum of its proper divisors (48801947).

244009705 is an equidigital number, since it uses as much as digits as its factorization.

244009705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48801946.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 244009705 is about 15620.8099982043. The cubic root of 244009705 is about 624.8882616244. Note that the first 3 decimals are identical.

The spelling of 244009705 in words is "two hundred forty-four million, nine thousand, seven hundred five".