63256242 has 64 divisors (see below), whose sum is σ = 149071104. Its totient is φ = 17521920.

The previous prime is 63256231. The next prime is 63256253. The reversal of 63256242 is 24265236.

It is an interprime number because it is at equal distance from previous prime (63256231) and next prime (63256253).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 349392 + ... + 349572.

It is an arithmetic number, because the mean of its divisors is an integer number (2329236).

Almost surely, 2^63256242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63256242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74535552).

63256242 is an abundant number, since it is smaller than the sum of its proper divisors (85814862).

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

63256242 is a wasteful number, since it uses less digits than its factorization.

63256242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403.

The product of its digits is 17280, while the sum is 30.

The square root of 63256242 is about 7953.3792817896. The cubic root of 63256242 is about 398.4444627680. Note that the first 4 decimals are identical.

The spelling of 63256242 in words is "sixty-three million, two hundred fifty-six thousand, two hundred forty-two".