82299983 has 4 divisors (see below), whose sum is σ = 82845168. Its totient is φ = 81754800.

The previous prime is 82299967. The next prime is 82299989. The reversal of 82299983 is 38999228.

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 82299983 - 2⁴ = 82299967 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 (82299989) 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, 272366 + ... + 272667.

It is an arithmetic number, because the mean of its divisors is an integer number (20711292).

Almost surely, 2^82299983 is an apocalyptic number.

82299983 is a deficient number, since it is larger than the sum of its proper divisors (545185).

82299983 is a wasteful number, since it uses less digits than its factorization.

82299983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545184.

The product of its digits is 559872, while the sum is 50.

The square root of 82299983 is about 9071.9338070777. The cubic root of 82299983 is about 434.9772886368.

The spelling of 82299983 in words is "eighty-two million, two hundred ninety-nine thousand, nine hundred eighty-three".