82142336 has 32 divisors (see below), whose sum is σ = 164101680. Its totient is φ = 40956160.

The previous prime is 82142327. The next prime is 82142369. The reversal of 82142336 is 63324128.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 82142299 and 82142308.

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, 62195 + ... + 63501.

Almost surely, 2^82142336 is an apocalyptic number.

It is an amenable number.

82142336 is a deficient number, since it is larger than the sum of its proper divisors (81959344).

82142336 is a wasteful number, since it uses less digits than its factorization.

82142336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1812 (or 1800 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 82142336 is about 9063.2409214364. The cubic root of 82142336 is about 434.6993756777.

The spelling of 82142336 in words is "eighty-two million, one hundred forty-two thousand, three hundred thirty-six".