82863613 has 8 divisors (see below), whose sum is σ = 94947840. Its totient is φ = 70841040.

The previous prime is 82863607. The next prime is 82863619. The reversal of 82863613 is 31636828.

It is an interprime number because it is at equal distance from previous prime (82863607) and next prime (82863619).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82863613 - 2⁵ = 82863581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82863619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12493 + ... + 17938.

It is an arithmetic number, because the mean of its divisors is an integer number (11868480).

Almost surely, 2^82863613 is an apocalyptic number.

It is an amenable number.

82863613 is a deficient number, since it is larger than the sum of its proper divisors (12084227).

82863613 is a wasteful number, since it uses less digits than its factorization.

82863613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30827.

The product of its digits is 41472, while the sum is 37.

The square root of 82863613 is about 9102.9452925962. The cubic root of 82863613 is about 435.9680085524.

The spelling of 82863613 in words is "eighty-two million, eight hundred sixty-three thousand, six hundred thirteen".