82620835 has 16 divisors (see below), whose sum is σ = 113852160. Its totient is φ = 56924640.

The previous prime is 82620823. The next prime is 82620847. The reversal of 82620835 is 53802628.

It is an interprime number because it is at equal distance from previous prime (82620823) and next prime (82620847).

It is not a de Polignac number, because 82620835 - 2¹⁵ = 82588067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82620835.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38487 + ... + 40576.

It is an arithmetic number, because the mean of its divisors is an integer number (7115760).

Almost surely, 2^82620835 is an apocalyptic number.

82620835 is a deficient number, since it is larger than the sum of its proper divisors (31231325).

82620835 is a wasteful number, since it uses less digits than its factorization.

82620835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79098.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 82620835 is about 9089.6003762542. The cubic root of 82620835 is about 435.5418183570.

The spelling of 82620835 in words is "eighty-two million, six hundred twenty thousand, eight hundred thirty-five".