42836256 has 96 divisors (see below), whose sum is σ = 127955520. Its totient is φ = 13934592.

The previous prime is 42836231. The next prime is 42836263. The reversal of 42836256 is 65263824.

42836256 is a `hidden beast` number, since 4 + 28 + 3 + 625 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 42836256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36576 + ... + 37728.

It is an arithmetic number, because the mean of its divisors is an integer number (1332870).

Almost surely, 2^42836256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42836256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63977760).

42836256 is an abundant number, since it is smaller than the sum of its proper divisors (85119264).

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

42836256 is a wasteful number, since it uses less digits than its factorization.

42836256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215 (or 1201 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 42836256 is about 6544.9412526011. The cubic root of 42836256 is about 349.8945423777.

The spelling of 42836256 in words is "forty-two million, eight hundred thirty-six thousand, two hundred fifty-six".