83156842 has 8 divisors (see below), whose sum is σ = 126849600. Its totient is φ = 40873644.

The previous prime is 83156837. The next prime is 83156851. The reversal of 83156842 is 24865138.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352242 + ... + 352477.

It is an arithmetic number, because the mean of its divisors is an integer number (15856200).

Almost surely, 2^83156842 is an apocalyptic number.

83156842 is a deficient number, since it is larger than the sum of its proper divisors (43692758).

83156842 is a wasteful number, since it uses less digits than its factorization.

83156842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704780.

The product of its digits is 46080, while the sum is 37.

The square root of 83156842 is about 9119.0373395441. The cubic root of 83156842 is about 436.4816556591.

The spelling of 83156842 in words is "eighty-three million, one hundred fifty-six thousand, eight hundred forty-two".