2256277321 has 8 divisors (see below), whose sum is σ = 2280852288. Its totient is φ = 2231814000.

The previous prime is 2256277319. The next prime is 2256277337. The reversal of 2256277321 is 1237726522.

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 2256277321 - 2¹ = 2256277319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2256217321) 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, 13051 + ... + 68431.

It is an arithmetic number, because the mean of its divisors is an integer number (285106536).

Almost surely, 2^2256277321 is an apocalyptic number.

It is an amenable number.

2256277321 is a deficient number, since it is larger than the sum of its proper divisors (24574967).

2256277321 is a wasteful number, since it uses less digits than its factorization.

2256277321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55823.

The product of its digits is 70560, while the sum is 37.

The square root of 2256277321 is about 47500.2875886031. The cubic root of 2256277321 is about 1311.5881755819.

The spelling of 2256277321 in words is "two billion, two hundred fifty-six million, two hundred seventy-seven thousand, three hundred twenty-one".