82264319 has 12 divisors (see below), whose sum is σ = 87370920. Its totient is φ = 77442480.

The previous prime is 82264267. The next prime is 82264333. The reversal of 82264319 is 91346228.

It is not a de Polignac number, because 82264319 - 2¹² = 82260223 is a prime.

It is a super-2 number, since 2×82264319² = 13534836361067522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82264219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64712 + ... + 65970.

It is an arithmetic number, because the mean of its divisors is an integer number (7280910).

Almost surely, 2^82264319 is an apocalyptic number.

82264319 is a deficient number, since it is larger than the sum of its proper divisors (5106601).

82264319 is a wasteful number, since it uses less digits than its factorization.

82264319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478 (or 1459 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 82264319 is about 9069.9679712775. The cubic root of 82264319 is about 434.9144483185.

The spelling of 82264319 in words is "eighty-two million, two hundred sixty-four thousand, three hundred nineteen".