326290 has 16 divisors (see below), whose sum is σ = 597312. Its totient is φ = 128304.

The previous prime is 326257. The next prime is 326309. The reversal of 326290 is 92623.

It is a plaindrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427 + ... + 913.

It is an arithmetic number, because the mean of its divisors is an integer number (37332).

2³²⁶²⁹⁰ is an apocalyptic number.

326290 is a deficient number, since it is larger than the sum of its proper divisors (271022).

326290 is a wasteful number, since it uses less digits than its factorization.

326290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 326290 is about 571.2179969154. The cubic root of 326290 is about 68.8442893575.

It can be divided in two parts, 326 and 290, that added together give a palindrome (616).

The spelling of 326290 in words is "three hundred twenty-six thousand, two hundred ninety".