72326 has 12 divisors (see below), whose sum is σ = 114972. Its totient is φ = 34104.

The previous prime is 72313. The next prime is 72337. The reversal of 72326 is 62327.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 72298 and 72307.

It is a congruent number.

It is an unprimeable number.

72326 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1661 + ... + 1703.

It is an arithmetic number, because the mean of its divisors is an integer number (9581).

2⁷²³²⁶ is an apocalyptic number.

72326 is a deficient number, since it is larger than the sum of its proper divisors (42646).

72326 is a wasteful number, since it uses less digits than its factorization.

72326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103 (or 74 counting only the distinct ones).

The product of its digits is 504, while the sum is 20.

The square root of 72326 is about 268.9349363694. The cubic root of 72326 is about 41.6643696511.

Subtracting from 72326 its reverse (62327), we obtain a palindrome (9999).

The spelling of 72326 in words is "seventy-two thousand, three hundred twenty-six".