2256613742 has 8 divisors (see below), whose sum is σ = 3385147800. Its totient is φ = 1128231144.

The previous prime is 2256613739. The next prime is 2256613759. The reversal of 2256613742 is 2473166522.

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

It is a junction number, because it is equal to n+sod(n) for n = 2256613696 and 2256613705.

It is a congruent number.

It is an unprimeable number.

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, 13109 + ... + 68447.

It is an arithmetic number, because the mean of its divisors is an integer number (423143475).

Almost surely, 2^2256613742 is an apocalyptic number.

2256613742 is a deficient number, since it is larger than the sum of its proper divisors (1128534058).

2256613742 is a wasteful number, since it uses less digits than its factorization.

2256613742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75730.

The product of its digits is 120960, while the sum is 38.

The square root of 2256613742 is about 47503.8287088525. The cubic root of 2256613742 is about 1311.6533602223.

The spelling of 2256613742 in words is "two billion, two hundred fifty-six million, six hundred thirteen thousand, seven hundred forty-two".