82982566 has 16 divisors (see below), whose sum is σ = 126236880. Its totient is φ = 40907520.

The previous prime is 82982489. The next prime is 82982569. The reversal of 82982566 is 66528928.

It is a super-2 number, since 2×82982566² = 13772212519888712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82982569) 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, 50770 + ... + 52378.

It is an arithmetic number, because the mean of its divisors is an integer number (7889805).

Almost surely, 2^82982566 is an apocalyptic number.

82982566 is a deficient number, since it is larger than the sum of its proper divisors (43254314).

82982566 is a wasteful number, since it uses less digits than its factorization.

82982566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1959.

The product of its digits is 414720, while the sum is 46.

The square root of 82982566 is about 9109.4767138404. The cubic root of 82982566 is about 436.1765235048.

The spelling of 82982566 in words is "eighty-two million, nine hundred eighty-two thousand, five hundred sixty-six".