163466472 has 64 divisors (see below), whose sum is σ = 454325760. Its totient is φ = 48672000.

The previous prime is 163466461. The next prime is 163466473. The reversal of 163466472 is 274664361.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 163466472.

It is not an unprimeable number, because it can be changed into a prime (163466473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1222 + ... + 18122.

It is an arithmetic number, because the mean of its divisors is an integer number (7098840).

Almost surely, 2^163466472 is an apocalyptic number.

163466472 is a gapful number since it is divisible by the number (12) 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 163466472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227162880).

163466472 is an abundant number, since it is smaller than the sum of its proper divisors (290859288).

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

163466472 is a wasteful number, since it uses less digits than its factorization.

163466472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16954 (or 16950 counting only the distinct ones).

The product of its digits is 145152, while the sum is 39.

The square root of 163466472 is about 12785.4007367779. The cubic root of 163466472 is about 546.7761506540.

The spelling of 163466472 in words is "one hundred sixty-three million, four hundred sixty-six thousand, four hundred seventy-two".