163963382 has 16 divisors (see below), whose sum is σ = 268993872. Its totient is φ = 74337120.

The previous prime is 163963367. The next prime is 163963441. The reversal of 163963382 is 283369361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653 + ... + 18120.

It is an arithmetic number, because the mean of its divisors is an integer number (16812117).

Almost surely, 2^163963382 is an apocalyptic number.

163963382 is a deficient number, since it is larger than the sum of its proper divisors (105030490).

163963382 is a wasteful number, since it uses less digits than its factorization.

163963382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19183.

The product of its digits is 139968, while the sum is 41.

The square root of 163963382 is about 12804.8187023480. The cubic root of 163963382 is about 547.3296254065.

The spelling of 163963382 in words is "one hundred sixty-three million, nine hundred sixty-three thousand, three hundred eighty-two".