82015883 has 4 divisors (see below), whose sum is σ = 82048848. Its totient is φ = 81982920.

The previous prime is 82015877. The next prime is 82015889. The reversal of 82015883 is 38851028.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (82015877) and next prime (82015889).

It is a cyclic number.

It is not a de Polignac number, because 82015883 - 2⁶ = 82015819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82015889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12416 + ... + 17837.

It is an arithmetic number, because the mean of its divisors is an integer number (20512212).

Almost surely, 2^82015883 is an apocalyptic number.

82015883 is a deficient number, since it is larger than the sum of its proper divisors (32965).

82015883 is a wasteful number, since it uses less digits than its factorization.

82015883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32964.

The product of its (nonzero) digits is 15360, while the sum is 35.

The square root of 82015883 is about 9056.2620876386. The cubic root of 82015883 is about 434.4761969284.

The spelling of 82015883 in words is "eighty-two million, fifteen thousand, eight hundred eighty-three".