2864255 has 8 divisors (see below), whose sum is σ = 3493824. Its totient is φ = 2253600.

The previous prime is 2864249. The next prime is 2864261. The reversal of 2864255 is 5524682.

It is an interprime number because it is at equal distance from previous prime (2864249) and next prime (2864261).

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

It is not a de Polignac number, because 2864255 - 2¹⁸ = 2602111 is a prime.

It is a Duffinian number.

It is a congruent 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, 4391 + ... + 5000.

It is an arithmetic number, because the mean of its divisors is an integer number (436728).

2^2864255 is an apocalyptic number.

2864255 is a deficient number, since it is larger than the sum of its proper divisors (629569).

2864255 is an equidigital number, since it uses as much as digits as its factorization.

2864255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9457.

The product of its digits is 19200, while the sum is 32.

The square root of 2864255 is about 1692.4110020914. The cubic root of 2864255 is about 142.0159837856.

The spelling of 2864255 in words is "two million, eight hundred sixty-four thousand, two hundred fifty-five".