2256699 has 8 divisors (see below), whose sum is σ = 3186000. Its totient is φ = 1415936.

The previous prime is 2256697. The next prime is 2256703. The reversal of 2256699 is 9966522.

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 2256699 - 2¹ = 2256697 is a prime.

It is a d-powerful number, because it can be written as 2²⁰ + 2²⁰ + 5⁴ + 6⁶ + 6⁶ + 9⁴ + 9⁵ .

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2256697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22074 + ... + 22175.

It is an arithmetic number, because the mean of its divisors is an integer number (398250).

2^2256699 is an apocalyptic number.

2256699 is a deficient number, since it is larger than the sum of its proper divisors (929301).

2256699 is a wasteful number, since it uses less digits than its factorization.

2256699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44269.

The product of its digits is 58320, while the sum is 39.

The square root of 2256699 is about 1502.2313403734. The cubic root of 2256699 is about 131.1669878709.

The spelling of 2256699 in words is "two million, two hundred fifty-six thousand, six hundred ninety-nine".