2256156294 has 24 divisors (see below), whose sum is σ = 5249017368. Its totient is φ = 644616000.

The previous prime is 2256156269. The next prime is 2256156317. The reversal of 2256156294 is 4926516522.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3836707 + ... + 3837294.

It is an arithmetic number, because the mean of its divisors is an integer number (218709057).

Almost surely, 2^2256156294 is an apocalyptic number.

2256156294 is an abundant number, since it is smaller than the sum of its proper divisors (2992861074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2256156294 is a wasteful number, since it uses less digits than its factorization.

2256156294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7674020 (or 7674013 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The square root of 2256156294 is about 47499.0136108109. The cubic root of 2256156294 is about 1311.5647239109.

The spelling of 2256156294 in words is "two billion, two hundred fifty-six million, one hundred fifty-six thousand, two hundred ninety-four".