163842746 has 8 divisors (see below), whose sum is σ = 246434880. Its totient is φ = 81697788.

The previous prime is 163842743. The next prime is 163842751. The reversal of 163842746 is 647248361.

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

It is not an unprimeable number, because it can be changed into a prime (163842743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110876 + ... + 112343.

It is an arithmetic number, because the mean of its divisors is an integer number (30804360).

Almost surely, 2^163842746 is an apocalyptic number.

163842746 is a deficient number, since it is larger than the sum of its proper divisors (82592134).

163842746 is a wasteful number, since it uses less digits than its factorization.

163842746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223588.

The product of its digits is 193536, while the sum is 41.

The square root of 163842746 is about 12800.1072651756. The cubic root of 163842746 is about 547.1953599468.

The spelling of 163842746 in words is "one hundred sixty-three million, eight hundred forty-two thousand, seven hundred forty-six".