163402344 has 48 divisors (see below), whose sum is σ = 505770720. Its totient is φ = 46686240.

The previous prime is 163402331. The next prime is 163402363. The reversal of 163402344 is 443204361.

163402344 is a `hidden beast` number, since 1 + 634 + 0 + 23 + 4 + 4 = 666.

163402344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161602 + ... + 162609.

It is an arithmetic number, because the mean of its divisors is an integer number (10536890).

Almost surely, 2^163402344 is an apocalyptic number.

163402344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

163402344 is an abundant number, since it is smaller than the sum of its proper divisors (342368376).

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

163402344 is a wasteful number, since it uses less digits than its factorization.

163402344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324230 (or 324223 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 163402344 is about 12782.8926303869. The cubic root of 163402344 is about 546.7046410926.

The spelling of 163402344 in words is "one hundred sixty-three million, four hundred two thousand, three hundred forty-four".