82213039 has 2 divisors, whose sum is σ = 82213040. Its totient is φ = 82213038.

The previous prime is 82212983. The next prime is 82213049. The reversal of 82213039 is 93031228.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82213039 - 2¹⁵ = 82180271 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 82212998 and 82213016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82213049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41106519 + 41106520.

It is an arithmetic number, because the mean of its divisors is an integer number (41106520).

Almost surely, 2^82213039 is an apocalyptic number.

82213039 is a deficient number, since it is larger than the sum of its proper divisors (1).

82213039 is an equidigital number, since it uses as much as digits as its factorization.

82213039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 82213039 is about 9067.1406187397. The cubic root of 82213039 is about 434.8240606150.

It can be divided in two parts, 822 and 13039, that added together give a triangular number (13861 = T₁₆₆).

The spelling of 82213039 in words is "eighty-two million, two hundred thirteen thousand, thirty-nine".