82867042 has 4 divisors (see below), whose sum is σ = 124300566. Its totient is φ = 41433520.

The previous prime is 82867021. The next prime is 82867073. The reversal of 82867042 is 24076828.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 65302561 + 17564481 = 8081^2 + 4191^2 .

It is a junction number, because it is equal to n+sod(n) for n = 82866992 and 82867010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20716759 + ... + 20716762.

Almost surely, 2^82867042 is an apocalyptic number.

82867042 is a deficient number, since it is larger than the sum of its proper divisors (41433524).

82867042 is a wasteful number, since it uses less digits than its factorization.

82867042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41433523.

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 82867042 is about 9103.1336362815. The cubic root of 82867042 is about 435.9740221034.

The spelling of 82867042 in words is "eighty-two million, eight hundred sixty-seven thousand, forty-two".