16434912 has 72 divisors (see below), whose sum is σ = 46761624. Its totient is φ = 5051904.

The previous prime is 16434889. The next prime is 16434959. The reversal of 16434912 is 21943461.

It is a self number, because there is not a number n which added to its sum of digits gives 16434912.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 15718 + ... + 16730.

It is an arithmetic number, because the mean of its divisors is an integer number (649467).

Almost surely, 2^16434912 is an apocalyptic number.

16434912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16434912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23380812).

16434912 is an abundant number, since it is smaller than the sum of its proper divisors (30326712).

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

16434912 is a wasteful number, since it uses less digits than its factorization.

16434912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052 (or 1031 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 16434912 is about 4053.9995066601. Note that the first 3 decimals coincide. The cubic root of 16434912 is about 254.2469749391.

It can be divided in two parts, 1643 and 4912, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 16434912 in words is "sixteen million, four hundred thirty-four thousand, nine hundred twelve".