163829448 has 24 divisors (see below), whose sum is σ = 443704950. Its totient is φ = 54609792.

The previous prime is 163829429. The next prime is 163829453. The reversal of 163829448 is 844928361.

It is a happy number.

163829448 is a `hidden beast` number, since 1 + 638 + 2 + 9 + 4 + 4 + 8 = 666.

163829448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 153214884 + 10614564 = 12378^2 + 3258^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1137633 + ... + 1137776.

Almost surely, 2^163829448 is an apocalyptic number.

163829448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

163829448 is an abundant number, since it is smaller than the sum of its proper divisors (279875502).

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

163829448 is a wasteful number, since it uses less digits than its factorization.

163829448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275421 (or 2275414 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 163829448 is about 12799.5878058631. The cubic root of 163829448 is about 547.1805555058.

The spelling of 163829448 in words is "one hundred sixty-three million, eight hundred twenty-nine thousand, four hundred forty-eight".