2256213167 has 8 divisors (see below), whose sum is σ = 2433832800. Its totient is φ = 2079174240.

The previous prime is 2256213163. The next prime is 2256213209. The reversal of 2256213167 is 7613126522.

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

It is not a de Polignac number, because 2256213167 - 2² = 2256213163 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256213163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137084 + ... + 152657.

It is an arithmetic number, because the mean of its divisors is an integer number (304229100).

Almost surely, 2^2256213167 is an apocalyptic number.

2256213167 is a deficient number, since it is larger than the sum of its proper divisors (177619633).

2256213167 is a wasteful number, since it uses less digits than its factorization.

2256213167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290353.

The product of its digits is 30240, while the sum is 35.

The square root of 2256213167 is about 47499.6122826282. The cubic root of 2256213167 is about 1311.5757444231.

Adding to 2256213167 its reverse (7613126522), we get a palindrome (9869339689).

The spelling of 2256213167 in words is "two billion, two hundred fifty-six million, two hundred thirteen thousand, one hundred sixty-seven".