71236 has 12 divisors (see below), whose sum is σ = 136080. Its totient is φ = 32360.

The previous prime is 71233. The next prime is 71237. The reversal of 71236 is 63217.

It is not an unprimeable number, because it can be changed into a prime (71233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 766 + ... + 853.

It is an arithmetic number, because the mean of its divisors is an integer number (11340).

2⁷¹²³⁶ is an apocalyptic number.

It is an amenable number.

71236 is a deficient number, since it is larger than the sum of its proper divisors (64844).

71236 is a wasteful number, since it uses less digits than its factorization.

71236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634 (or 1632 counting only the distinct ones).

The product of its digits is 252, while the sum is 19.

The square root of 71236 is about 266.9007306097. The cubic root of 71236 is about 41.4540062373.

Subtracting from 71236 its sum of digits (19), we obtain a palindrome (71217).

The spelling of 71236 in words is "seventy-one thousand, two hundred thirty-six".