5142256 has 40 divisors (see below), whose sum is σ = 11631200. Its totient is φ = 2201472.

The previous prime is 5142229. The next prime is 5142257. The reversal of 5142256 is 6522415.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5142256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5142257) 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 7 ways as a sum of consecutive naturals, for example, 5020 + ... + 5956.

It is an arithmetic number, because the mean of its divisors is an integer number (290780).

Almost surely, 2^5142256 is an apocalyptic number.

5142256 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5142256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5815600).

5142256 is an abundant number, since it is smaller than the sum of its proper divisors (6488944).

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

5142256 is an equidigital number, since it uses as much as digits as its factorization.

5142256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966 (or 946 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 5142256 is about 2267.6542946402. The cubic root of 5142256 is about 172.6041491063.

The spelling of 5142256 in words is "five million, one hundred forty-two thousand, two hundred fifty-six".