163841204 has 6 divisors (see below), whose sum is σ = 286722114. Its totient is φ = 81920600.

The previous prime is 163841203. The next prime is 163841221. The reversal of 163841204 is 402148361.

It can be written as a sum of positive squares in only one way, i.e., 81938704 + 81902500 = 9052^2 + 9050^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163841203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20480147 + ... + 20480154.

It is an arithmetic number, because the mean of its divisors is an integer number (47787019).

Almost surely, 2^163841204 is an apocalyptic number.

It is an amenable number.

163841204 is a deficient number, since it is larger than the sum of its proper divisors (122880910).

163841204 is a wasteful number, since it uses less digits than its factorization.

163841204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40960305 (or 40960303 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 163841204 is about 12800.0470311636. The cubic root of 163841204 is about 547.1936433050.

Adding to 163841204 its reverse (402148361), we get a palindrome (565989565).

The spelling of 163841204 in words is "one hundred sixty-three million, eight hundred forty-one thousand, two hundred four".