163421060 has 48 divisors (see below), whose sum is σ = 377395200. Its totient is φ = 58947840.

The previous prime is 163421053. The next prime is 163421077. The reversal of 163421060 is 60124361.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25016 + ... + 30864.

It is an arithmetic number, because the mean of its divisors is an integer number (7862400).

Almost surely, 2^163421060 is an apocalyptic number.

163421060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163421060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188697600).

163421060 is an abundant number, since it is smaller than the sum of its proper divisors (213974140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163421060 is a wasteful number, since it uses less digits than its factorization.

163421060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5996 (or 5994 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 163421060 is about 12783.6246815995. The cubic root of 163421060 is about 546.7255133624.

The spelling of 163421060 in words is "one hundred sixty-three million, four hundred twenty-one thousand, sixty".