83426 has 16 divisors (see below), whose sum is σ = 146880. Its totient is φ = 34800.

The previous prime is 83423. The next prime is 83431. The reversal of 83426 is 62438.

It is a happy number.

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 83426.

It is not an unprimeable number, because it can be changed into a prime (83423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 776 + ... + 876.

It is an arithmetic number, because the mean of its divisors is an integer number (9180).

2⁸³⁴²⁶ is an apocalyptic number.

83426 is the 236-th pentagonal number.

83426 is a deficient number, since it is larger than the sum of its proper divisors (63454).

83426 is a wasteful number, since it uses less digits than its factorization.

83426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169.

The product of its digits is 1152, while the sum is 23.

The square root of 83426 is about 288.8355933745. The cubic root of 83426 is about 43.6952075972.

The spelling of 83426 in words is "eighty-three thousand, four hundred twenty-six".