325426 has 4 divisors (see below), whose sum is σ = 488142. Its totient is φ = 162712.

The previous prime is 325421. The next prime is 325439. The reversal of 325426 is 624523.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 624523 = 37 ⋅16879.

It can be written as a sum of positive squares in only one way, i.e., 301401 + 24025 = 549^2 + 155^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 3⁶ + 2⁸ + 4² + 5⁶ + 2¹⁸ + 6⁶ .

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 325397 and 325406.

It is not an unprimeable number, because it can be changed into a prime (325421) by changing a digit.

325426 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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81355 + ... + 81358.

2³²⁵⁴²⁶ is an apocalyptic number.

325426 is a deficient number, since it is larger than the sum of its proper divisors (162716).

325426 is a wasteful number, since it uses less digits than its factorization.

325426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162715.

The product of its digits is 1440, while the sum is 22.

The square root of 325426 is about 570.4612169114. The cubic root of 325426 is about 68.7834702041.

Adding to 325426 its reverse (624523), we get a palindrome (949949).

The spelling of 325426 in words is "three hundred twenty-five thousand, four hundred twenty-six".