326420361 has 20 divisors (see below), whose sum is σ = 513282000. Its totient is φ = 206159256.

The previous prime is 326420357. The next prime is 326420363. The reversal of 326420361 is 163024623.

It is not a de Polignac number, because 326420361 - 2² = 326420357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (326420363) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 104511 + ... + 107588.

It is an arithmetic number, because the mean of its divisors is an integer number (25664100).

Almost surely, 2^326420361 is an apocalyptic number.

It is an amenable number.

326420361 is a deficient number, since it is larger than the sum of its proper divisors (186861639).

326420361 is a wasteful number, since it uses less digits than its factorization.

326420361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212130 (or 212121 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 326420361 is about 18067.1071563768. The cubic root of 326420361 is about 688.5345647420.

Adding to 326420361 its reverse (163024623), we get a palindrome (489444984).

The spelling of 326420361 in words is "three hundred twenty-six million, four hundred twenty thousand, three hundred sixty-one".