4256612774 has 4 divisors (see below), whose sum is σ = 6384919164. Its totient is φ = 2128306386.

The previous prime is 4256612771. The next prime is 4256612809. The reversal of 4256612774 is 4772166524.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4256612771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1064153192 + ... + 1064153195.

It is an arithmetic number, because the mean of its divisors is an integer number (1596229791).

Almost surely, 2^4256612774 is an apocalyptic number.

4256612774 is a deficient number, since it is larger than the sum of its proper divisors (2128306390).

4256612774 is a wasteful number, since it uses less digits than its factorization.

4256612774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128306389.

The product of its digits is 564480, while the sum is 44.

The square root of 4256612774 is about 65242.7220002354. The cubic root of 4256612774 is about 1620.6455759078.

The spelling of 4256612774 in words is "four billion, two hundred fifty-six million, six hundred twelve thousand, seven hundred seventy-four".