83072786 has 8 divisors (see below), whose sum is σ = 124650624. Its totient is φ = 41522580.

The previous prime is 83072779. The next prime is 83072809. The reversal of 83072786 is 68727038.

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, 4151 + ... + 13541.

It is an arithmetic number, because the mean of its divisors is an integer number (15581328).

Almost surely, 2^83072786 is an apocalyptic number.

83072786 is a deficient number, since it is larger than the sum of its proper divisors (41577838).

83072786 is a wasteful number, since it uses less digits than its factorization.

83072786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13816.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 83072786 is about 9114.4273544749. The cubic root of 83072786 is about 436.3345389978.

The spelling of 83072786 in words is "eighty-three million, seventy-two thousand, seven hundred eighty-six".