82926563 has 4 divisors (see below), whose sum is σ = 82979160. Its totient is φ = 82873968.

The previous prime is 82926521. The next prime is 82926577. The reversal of 82926563 is 36562928.

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

It is a cyclic number.

It is not a de Polignac number, because 82926563 - 2⁸ = 82926307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82926563.

It is not an unprimeable number, because it can be changed into a prime (82926593) 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, 23858 + ... + 27111.

It is an arithmetic number, because the mean of its divisors is an integer number (20744790).

Almost surely, 2^82926563 is an apocalyptic number.

82926563 is a deficient number, since it is larger than the sum of its proper divisors (52597).

82926563 is a wasteful number, since it uses less digits than its factorization.

82926563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52596.

The product of its digits is 155520, while the sum is 41.

The square root of 82926563 is about 9106.4023082664. The cubic root of 82926563 is about 436.0783796327.

Subtracting from 82926563 its reverse (36562928), we obtain a triangular number (46363635 = T₉₆₂₉).

The spelling of 82926563 in words is "eighty-two million, nine hundred twenty-six thousand, five hundred sixty-three".