16434842 has 8 divisors (see below), whose sum is σ = 24698196. Its totient is φ = 8202112.

The previous prime is 16434841. The next prime is 16434881. The reversal of 16434842 is 24843461.

16434842 is an esthetic number in base 8, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in 2 ways, for example, as 15452761 + 982081 = 3931^2 + 991^2 .

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 = 16434799 and 16434808.

It is not an unprimeable number, because it can be changed into a prime (16434841) 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, 6263 + ... + 8490.

Almost surely, 2^16434842 is an apocalyptic number.

16434842 is a deficient number, since it is larger than the sum of its proper divisors (8263354).

16434842 is a wasteful number, since it uses less digits than its factorization.

16434842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15312.

The product of its digits is 18432, while the sum is 32.

The square root of 16434842 is about 4053.9908732014. The cubic root of 16434842 is about 254.2466139735.

The spelling of 16434842 in words is "sixteen million, four hundred thirty-four thousand, eight hundred forty-two".