82813322 has 4 divisors (see below), whose sum is σ = 124219986. Its totient is φ = 41406660.

The previous prime is 82813319. The next prime is 82813337. The reversal of 82813322 is 22331828.

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

It can be written as a sum of positive squares in only one way, i.e., 82609921 + 203401 = 9089^2 + 451^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20703329 + ... + 20703332.

Almost surely, 2^82813322 is an apocalyptic number.

82813322 is a deficient number, since it is larger than the sum of its proper divisors (41406664).

82813322 is a wasteful number, since it uses less digits than its factorization.

82813322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41406663.

The product of its digits is 4608, while the sum is 29.

The square root of 82813322 is about 9100.1825256420. The cubic root of 82813322 is about 435.8797924932.

The spelling of 82813322 in words is "eighty-two million, eight hundred thirteen thousand, three hundred twenty-two".