163194330 has 32 divisors (see below), whose sum is σ = 421795584. Its totient is φ = 40170816.

The previous prime is 163194319. The next prime is 163194341. The reversal of 163194330 is 33491361.

It is an interprime number because it is at equal distance from previous prime (163194319) and next prime (163194341).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 208834 + ... + 209613.

It is an arithmetic number, because the mean of its divisors is an integer number (13181112).

Almost surely, 2^163194330 is an apocalyptic number.

163194330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163194330 is an abundant number, since it is smaller than the sum of its proper divisors (258601254).

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

163194330 is a wasteful number, since it uses less digits than its factorization.

163194330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418470.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 163194330 is about 12774.7536179764. The cubic root of 163194330 is about 546.4725544379.

The spelling of 163194330 in words is "one hundred sixty-three million, one hundred ninety-four thousand, three hundred thirty".