163399484 has 12 divisors (see below), whose sum is σ = 292599384. Its totient is φ = 79799664.

The previous prime is 163399463. The next prime is 163399501. The reversal of 163399484 is 484993361.

It is a happy number.

It is a congruent number.

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, 474827 + ... + 475170.

It is an arithmetic number, because the mean of its divisors is an integer number (24383282).

Almost surely, 2^163399484 is an apocalyptic number.

It is an amenable number.

163399484 is a deficient number, since it is larger than the sum of its proper divisors (129199900).

163399484 is a wasteful number, since it uses less digits than its factorization.

163399484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950044 (or 950042 counting only the distinct ones).

The product of its digits is 559872, while the sum is 47.

The square root of 163399484 is about 12782.7807616340. The cubic root of 163399484 is about 546.7014514517.

The spelling of 163399484 in words is "one hundred sixty-three million, three hundred ninety-nine thousand, four hundred eighty-four".