2256021674 has 8 divisors (see below), whose sum is σ = 3388280868. Its totient is φ = 1126594720.

The previous prime is 2256021673. The next prime is 2256021709. The reversal of 2256021674 is 4761206522.

It can be written as a sum of positive squares in 2 ways, for example, as 1988535649 + 267486025 = 44593^2 + 16355^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2256021673) 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 3 ways as a sum of consecutive naturals, for example, 706067 + ... + 709254.

Almost surely, 2^2256021674 is an apocalyptic number.

2256021674 is a deficient number, since it is larger than the sum of its proper divisors (1132259194).

2256021674 is a wasteful number, since it uses less digits than its factorization.

2256021674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416120.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 2256021674 is about 47497.5965076129. The cubic root of 2256021674 is about 1311.5386373088.

The spelling of 2256021674 in words is "two billion, two hundred fifty-six million, twenty-one thousand, six hundred seventy-four".