82487066 has 8 divisors (see below), whose sum is σ = 123851700. Its totient is φ = 41203168.

The previous prime is 82487059. The next prime is 82487089. The reversal of 82487066 is 66078428.

It can be written as a sum of positive squares in 2 ways, for example, as 68641225 + 13845841 = 8285^2 + 3721^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17561 + ... + 21756.

Almost surely, 2^82487066 is an apocalyptic number.

82487066 is a deficient number, since it is larger than the sum of its proper divisors (41364634).

82487066 is a wasteful number, since it uses less digits than its factorization.

82487066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40368.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 82487066 is about 9082.2390411176. The cubic root of 82487066 is about 435.3066336717.

The spelling of 82487066 in words is "eighty-two million, four hundred eighty-seven thousand, sixty-six".