163349706 has 16 divisors (see below), whose sum is σ = 351830304. Its totient is φ = 50261424.

The previous prime is 163349687. The next prime is 163349713. The reversal of 163349706 is 607943361.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047036 + ... + 1047191.

It is an arithmetic number, because the mean of its divisors is an integer number (21989394).

Almost surely, 2^163349706 is an apocalyptic number.

163349706 is an abundant number, since it is smaller than the sum of its proper divisors (188480598).

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

163349706 is a wasteful number, since it uses less digits than its factorization.

163349706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094245.

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 163349706 is about 12780.8335408924. The cubic root of 163349706 is about 546.6459301243.

The spelling of 163349706 in words is "one hundred sixty-three million, three hundred forty-nine thousand, seven hundred six".