163998352 has 20 divisors (see below), whose sum is σ = 363139456. Its totient is φ = 70284960.

The previous prime is 163998343. The next prime is 163998361. The reversal of 163998352 is 253899361.

It is a happy number.

163998352 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (163998343) and next prime (163998361).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 732024 + ... + 732247.

Almost surely, 2^163998352 is an apocalyptic number.

It is an amenable number.

163998352 is an abundant number, since it is smaller than the sum of its proper divisors (199141104).

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

163998352 is a wasteful number, since it uses less digits than its factorization.

163998352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464286 (or 1464280 counting only the distinct ones).

The product of its digits is 349920, while the sum is 46.

The square root of 163998352 is about 12806.1841311142. The cubic root of 163998352 is about 547.3685340055.

The spelling of 163998352 in words is "one hundred sixty-three million, nine hundred ninety-eight thousand, three hundred fifty-two".