82663516 has 12 divisors (see below), whose sum is σ = 155789032. Its totient is φ = 38152368.

The previous prime is 82663499. The next prime is 82663519. The reversal of 82663516 is 61536628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82663519) 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, 794790 + ... + 794893.

Almost surely, 2^82663516 is an apocalyptic number.

It is an amenable number.

82663516 is a deficient number, since it is larger than the sum of its proper divisors (73125516).

82663516 is a wasteful number, since it uses less digits than its factorization.

82663516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589700 (or 1589698 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 82663516 is about 9091.9478661066. The cubic root of 82663516 is about 435.6168041249.

The spelling of 82663516 in words is "eighty-two million, six hundred sixty-three thousand, five hundred sixteen".