82533156 has 12 divisors (see below), whose sum is σ = 192577392. Its totient is φ = 27511048.

The previous prime is 82533149. The next prime is 82533161. The reversal of 82533156 is 65133528.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3438870 + ... + 3438893.

It is an arithmetic number, because the mean of its divisors is an integer number (16048116).

Almost surely, 2^82533156 is an apocalyptic number.

It is an amenable number.

82533156 is an abundant number, since it is smaller than the sum of its proper divisors (110044236).

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

82533156 is a wasteful number, since it uses less digits than its factorization.

82533156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6877770 (or 6877768 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 82533156 is about 9084.7760566786. The cubic root of 82533156 is about 435.3876950553.

The spelling of 82533156 in words is "eighty-two million, five hundred thirty-three thousand, one hundred fifty-six".