72235 has 4 divisors (see below), whose sum is σ = 86688. Its totient is φ = 57784.

The previous prime is 72229. The next prime is 72251. The reversal of 72235 is 53227.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72235 - 2³ = 72227 is a prime.

It is a d-powerful number, because it can be written as 7² + 2⁶ + 2¹⁶ + 3⁸ + 5² .

It is a Duffinian number.

72235 is a lucky number.

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, 7219 + ... + 7228.

It is an arithmetic number, because the mean of its divisors is an integer number (21672).

2⁷²²³⁵ is an apocalyptic number.

72235 is a deficient number, since it is larger than the sum of its proper divisors (14453).

72235 is a wasteful number, since it uses less digits than its factorization.

72235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14452.

The product of its digits is 420, while the sum is 19.

The square root of 72235 is about 268.7656972160. The cubic root of 72235 is about 41.6468883909.

It can be divided in two parts, 722 and 35, that added together give a palindrome (757).

The spelling of 72235 in words is "seventy-two thousand, two hundred thirty-five".