163322325 has 60 divisors (see below), whose sum is σ = 307882080. Its totient is φ = 85566240.

The previous prime is 163322317. The next prime is 163322363. The reversal of 163322325 is 523223361.

163322325 is a `hidden beast` number, since 1 + 6 + 332 + 2 + 325 = 666.

It is not a de Polignac number, because 163322325 - 2³ = 163322317 is a prime.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 118792 + ... + 120158.

It is an arithmetic number, because the mean of its divisors is an integer number (5131368).

Almost surely, 2^163322325 is an apocalyptic number.

163322325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

163322325 is a deficient number, since it is larger than the sum of its proper divisors (144559755).

163322325 is a wasteful number, since it uses less digits than its factorization.

163322325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448 (or 1434 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 163322325 is about 12779.7623217335. The cubic root of 163322325 is about 546.6153851277.

Adding to 163322325 its reverse (523223361), we get a palindrome (686545686).

The spelling of 163322325 in words is "one hundred sixty-three million, three hundred twenty-two thousand, three hundred twenty-five".