163240834 has 8 divisors (see below), whose sum is σ = 259264908. Its totient is φ = 76819200.

The previous prime is 163240811. The next prime is 163240841. The reversal of 163240834 is 438042361.

It can be written as a sum of positive squares in 2 ways, for example, as 159946609 + 3294225 = 12647^2 + 1815^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 163240796 and 163240805.

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, 2400567 + ... + 2400634.

Almost surely, 2^163240834 is an apocalyptic number.

163240834 is a deficient number, since it is larger than the sum of its proper divisors (96024074).

163240834 is a wasteful number, since it uses less digits than its factorization.

163240834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801220.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 163240834 is about 12776.5736408475. The cubic root of 163240834 is about 546.5244572750.

The spelling of 163240834 in words is "one hundred sixty-three million, two hundred forty thousand, eight hundred thirty-four".