83426686 has 16 divisors (see below), whose sum is σ = 144829440. Its totient is φ = 35301240.

The previous prime is 83426653. The next prime is 83426689. The reversal of 83426686 is 68662438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83426689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36610 + ... + 38821.

It is an arithmetic number, because the mean of its divisors is an integer number (9051840).

Almost surely, 2^83426686 is an apocalyptic number.

83426686 is a deficient number, since it is larger than the sum of its proper divisors (61402754).

83426686 is a wasteful number, since it uses less digits than its factorization.

83426686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75519.

The product of its digits is 331776, while the sum is 43.

The square root of 83426686 is about 9133.8209967133. The cubic root of 83426686 is about 436.9532736338.

The spelling of 83426686 in words is "eighty-three million, four hundred twenty-six thousand, six hundred eighty-six".