4256996562 has 48 divisors (see below), whose sum is σ = 11351995200. Its totient is φ = 1122723936.

The previous prime is 4256996543. The next prime is 4256996563. The reversal of 4256996562 is 2656996524.

It is a junction number, because it is equal to n+sod(n) for n = 4256996499 and 4256996508.

It is not an unprimeable number, because it can be changed into a prime (4256996563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1297812 + ... + 1301087.

It is an arithmetic number, because the mean of its divisors is an integer number (236499900).

Almost surely, 2^4256996562 is an apocalyptic number.

4256996562 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4256996562 is an abundant number, since it is smaller than the sum of its proper divisors (7094998638).

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

4256996562 is a wasteful number, since it uses less digits than its factorization.

4256996562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2598927 (or 2598924 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 54.

The square root of 4256996562 is about 65245.6631662212. The cubic root of 4256996562 is about 1620.6942817423.

The spelling of 4256996562 in words is "four billion, two hundred fifty-six million, nine hundred ninety-six thousand, five hundred sixty-two".