2256963 has 8 divisors (see below), whose sum is σ = 3090768. Its totient is φ = 1463904.

The previous prime is 2256959. The next prime is 2256973. The reversal of 2256963 is 3696522.

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

It is not a de Polignac number, because 2256963 - 2² = 2256959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2256913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10056 + ... + 10277.

It is an arithmetic number, because the mean of its divisors is an integer number (386346).

2^2256963 is an apocalyptic number.

2256963 is a deficient number, since it is larger than the sum of its proper divisors (833805).

2256963 is a wasteful number, since it uses less digits than its factorization.

2256963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20373.

The product of its digits is 19440, while the sum is 33.

The square root of 2256963 is about 1502.3192070928. The cubic root of 2256963 is about 131.1721025295.

The spelling of 2256963 in words is "two million, two hundred fifty-six thousand, nine hundred sixty-three".