82840535 has 8 divisors (see below), whose sum is σ = 99556656. Its totient is φ = 66173760.

The previous prime is 82840519. The next prime is 82840547. The reversal of 82840535 is 53504828.

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

It is not a de Polignac number, because 82840535 - 2⁴ = 82840519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82840495 and 82840504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8534 + ... + 15443.

It is an arithmetic number, because the mean of its divisors is an integer number (12444582).

Almost surely, 2^82840535 is an apocalyptic number.

82840535 is a deficient number, since it is larger than the sum of its proper divisors (16716121).

82840535 is a wasteful number, since it uses less digits than its factorization.

82840535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24673.

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 82840535 is about 9101.6775926199. The cubic root of 82840535 is about 435.9275315826.

The spelling of 82840535 in words is "eighty-two million, eight hundred forty thousand, five hundred thirty-five".