82111486 has 8 divisors (see below), whose sum is σ = 123314184. Its totient is φ = 41006760.

The previous prime is 82111453. The next prime is 82111511. The reversal of 82111486 is 68411128.

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

It is a super-2 number, since 2×82111486² = 13484592266256392, which contains 22 as substring.

It is a congruent number.

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, 22360 + ... + 25771.

It is an arithmetic number, because the mean of its divisors is an integer number (15414273).

Almost surely, 2^82111486 is an apocalyptic number.

82111486 is a deficient number, since it is larger than the sum of its proper divisors (41202698).

82111486 is a wasteful number, since it uses less digits than its factorization.

82111486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48986.

The product of its digits is 3072, while the sum is 31.

The square root of 82111486 is about 9061.5388317879. The cubic root of 82111486 is about 434.6449491964.

The spelling of 82111486 in words is "eighty-two million, one hundred eleven thousand, four hundred eighty-six".