103242256 has 80 divisors (see below), whose sum is σ = 223874560. Its totient is φ = 45826560.

The previous prime is 103242229. The next prime is 103242281. The reversal of 103242256 is 652242301.

It is a self number, because there is not a number n which added to its sum of digits gives 103242256.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1002301 + ... + 1002403.

It is an arithmetic number, because the mean of its divisors is an integer number (2798432).

Almost surely, 2^103242256 is an apocalyptic number.

103242256 is a gapful number since it is divisible by the number (16) 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 103242256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111937280).

103242256 is an abundant number, since it is smaller than the sum of its proper divisors (120632304).

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

103242256 is a wasteful number, since it uses less digits than its factorization.

103242256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 103242256 is about 10160.8196519769. The cubic root of 103242256 is about 469.1220307931.

Adding to 103242256 its reverse (652242301), we get a palindrome (755484557).

The spelling of 103242256 in words is "one hundred three million, two hundred forty-two thousand, two hundred fifty-six".