83226857 has 16 divisors (see below), whose sum is σ = 99532800. Its totient is φ = 68042832.

The previous prime is 83226833. The next prime is 83226889. The reversal of 83226857 is 75862238.

It is not a de Polignac number, because 83226857 - 2¹² = 83222761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83226817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96008 + ... + 96870.

It is an arithmetic number, because the mean of its divisors is an integer number (6220800).

Almost surely, 2^83226857 is an apocalyptic number.

It is an amenable number.

83226857 is a deficient number, since it is larger than the sum of its proper divisors (16305943).

83226857 is a wasteful number, since it uses less digits than its factorization.

83226857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492.

The product of its digits is 161280, while the sum is 41.

The square root of 83226857 is about 9122.8754787074. The cubic root of 83226857 is about 436.6041217906.

The spelling of 83226857 in words is "eighty-three million, two hundred twenty-six thousand, eight hundred fifty-seven".