82680435 has 24 divisors (see below), whose sum is σ = 151744320. Its totient is φ = 41501952.

The previous prime is 82680427. The next prime is 82680463. The reversal of 82680435 is 53408628.

It is not a de Polignac number, because 82680435 - 2³ = 82680427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82680435.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53275 + ... + 54804.

It is an arithmetic number, because the mean of its divisors is an integer number (6322680).

Almost surely, 2^82680435 is an apocalyptic number.

82680435 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

82680435 is a deficient number, since it is larger than the sum of its proper divisors (69063885).

82680435 is a wasteful number, since it uses less digits than its factorization.

82680435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108107 (or 108104 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 82680435 is about 9092.8782571857. The cubic root of 82680435 is about 435.6465217814.

The spelling of 82680435 in words is "eighty-two million, six hundred eighty thousand, four hundred thirty-five".