163628882 has 8 divisors (see below), whose sum is σ = 245753676. Its totient is φ = 81710992.

The previous prime is 163628879. The next prime is 163628929. The reversal of 163628882 is 288826361.

It can be written as a sum of positive squares in 2 ways, for example, as 163302841 + 326041 = 12779^2 + 571^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×163628882² = 53548822049139848, which contains 22 as substring.

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, 49733 + ... + 52920.

Almost surely, 2^163628882 is an apocalyptic number.

163628882 is a deficient number, since it is larger than the sum of its proper divisors (82124794).

163628882 is a wasteful number, since it uses less digits than its factorization.

163628882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103452.

The product of its digits is 221184, while the sum is 44.

The square root of 163628882 is about 12791.7505447847. The cubic root of 163628882 is about 546.9571715089.

The spelling of 163628882 in words is "one hundred sixty-three million, six hundred twenty-eight thousand, eight hundred eighty-two".