82299612 has 24 divisors (see below), whose sum is σ = 200382336. Its totient is φ = 26240368.

The previous prime is 82299611. The next prime is 82299629. The reversal of 82299612 is 21699228.

It is a super-2 number, since 2×82299612² = 13546452270701088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82299611) 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, 148818 + ... + 149369.

It is an arithmetic number, because the mean of its divisors is an integer number (8349264).

Almost surely, 2^82299612 is an apocalyptic number.

It is an amenable number.

82299612 is an abundant number, since it is smaller than the sum of its proper divisors (118082724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82299612 is a wasteful number, since it uses less digits than its factorization.

82299612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298217 (or 298215 counting only the distinct ones).

The product of its digits is 31104, while the sum is 39.

The square root of 82299612 is about 9071.9133593746. The cubic root of 82299612 is about 434.9766350246.

The spelling of 82299612 in words is "eighty-two million, two hundred ninety-nine thousand, six hundred twelve".