325400163 has 32 divisors (see below), whose sum is σ = 494449920. Its totient is φ = 188588160.

The previous prime is 325400147. The next prime is 325400189. The reversal of 325400163 is 361004523.

It is a happy number.

It is not a de Polignac number, because 325400163 - 2⁴ = 325400147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (325400143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69781 + ... + 74297.

It is an arithmetic number, because the mean of its divisors is an integer number (15451560).

Almost surely, 2^325400163 is an apocalyptic number.

325400163 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

325400163 is a deficient number, since it is larger than the sum of its proper divisors (169049757).

325400163 is a wasteful number, since it uses less digits than its factorization.

325400163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4627.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 325400163 is about 18038.8514878304. The cubic root of 325400163 is about 687.8164981530.

Adding to 325400163 its reverse (361004523), we get a palindrome (686404686).

The spelling of 325400163 in words is "three hundred twenty-five million, four hundred thousand, one hundred sixty-three".