2256397396 has 24 divisors (see below), whose sum is σ = 4308889536. Its totient is φ = 1025344320.

The previous prime is 2256397393. The next prime is 2256397399. The reversal of 2256397396 is 6937936522.

2256397396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2256397393) and next prime (2256397399).

It is a super-4 number, since 4×2256397396⁴ (a number of 39 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256397393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260040 + ... + 268576.

It is an arithmetic number, because the mean of its divisors is an integer number (179537064).

Almost surely, 2^2256397396 is an apocalyptic number.

It is an amenable number.

2256397396 is a deficient number, since it is larger than the sum of its proper divisors (2052492140).

2256397396 is a wasteful number, since it uses less digits than its factorization.

2256397396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14559 (or 14557 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 52.

The square root of 2256397396 is about 47501.5515115033. The cubic root of 2256397396 is about 1311.6114419531.

The spelling of 2256397396 in words is "two billion, two hundred fifty-six million, three hundred ninety-seven thousand, three hundred ninety-six".