36256881 has 8 divisors (see below), whose sum is σ = 49371264. Its totient is φ = 23656880.

The previous prime is 36256877. The next prime is 36256919. The reversal of 36256881 is 18865263.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 36256881 - 2² = 36256877 is a prime.

It is a super-2 number, since 2×36256881² = 2629122839696322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36256861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128430 + ... + 128711.

It is an arithmetic number, because the mean of its divisors is an integer number (6171408).

Almost surely, 2^36256881 is an apocalyptic number.

It is an amenable number.

36256881 is a deficient number, since it is larger than the sum of its proper divisors (13114383).

36256881 is a wasteful number, since it uses less digits than its factorization.

36256881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257191.

The product of its digits is 69120, while the sum is 39.

The square root of 36256881 is about 6021.3686982280. The cubic root of 36256881 is about 330.9762367974.

The spelling of 36256881 in words is "thirty-six million, two hundred fifty-six thousand, eight hundred eighty-one".