2279305 has 8 divisors (see below), whose sum is σ = 3125952. Its totient is φ = 1562928.

The previous prime is 2279293. The next prime is 2279317. The reversal of 2279305 is 5039722.

It is an interprime number because it is at equal distance from previous prime (2279293) and next prime (2279317).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2279305 - 2¹⁵ = 2246537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32527 + ... + 32596.

It is an arithmetic number, because the mean of its divisors is an integer number (390744).

2^2279305 is an apocalyptic number.

It is an amenable number.

2279305 is a deficient number, since it is larger than the sum of its proper divisors (846647).

2279305 is an equidigital number, since it uses as much as digits as its factorization.

2279305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65135.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 2279305 is about 1509.7367320165. The cubic root of 2279305 is about 131.6035125924.

The spelling of 2279305 in words is "two million, two hundred seventy-nine thousand, three hundred five".