2556232246 has 8 divisors (see below), whose sum is σ = 3937979520. Its totient is φ = 1243572408.

The previous prime is 2556232243. The next prime is 2556232271. The reversal of 2556232246 is 6422326552.

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

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556232243) by changing a digit.

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, 17271766 + ... + 17271913.

It is an arithmetic number, because the mean of its divisors is an integer number (492247440).

Almost surely, 2^2556232246 is an apocalyptic number.

2556232246 is a deficient number, since it is larger than the sum of its proper divisors (1381747274).

2556232246 is a wasteful number, since it uses less digits than its factorization.

2556232246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34543718.

The product of its digits is 172800, while the sum is 37.

The square root of 2556232246 is about 50559.1954643268. The cubic root of 2556232246 is about 1367.3093060833.

Adding to 2556232246 its reverse (6422326552), we get a palindrome (8978558798).

The spelling of 2556232246 in words is "two billion, five hundred fifty-six million, two hundred thirty-two thousand, two hundred forty-six".