16163434 has 48 divisors (see below), whose sum is σ = 30139776. Its totient is φ = 6468000.

The previous prime is 16163423. The next prime is 16163437. The reversal of 16163434 is 43436161.

It is a super-2 number, since 2×16163434² = 522513197344712, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (16163437) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 159984 + ... + 160084.

It is an arithmetic number, because the mean of its divisors is an integer number (627912).

Almost surely, 2^16163434 is an apocalyptic number.

16163434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16163434 is a deficient number, since it is larger than the sum of its proper divisors (13976342).

16163434 is a wasteful number, since it uses less digits than its factorization.

16163434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 204 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 16163434 is about 4020.3773454739. The cubic root of 16163434 is about 252.8392798849.

Adding to 16163434 its reverse (43436161), we get a palindrome (59599595).

It can be divided in two parts, 1616 and 3434, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 16163434 in words is "sixteen million, one hundred sixty-three thousand, four hundred thirty-four".