16916434 has 8 divisors (see below), whose sum is σ = 25853580. Its totient is φ = 8298576.

The previous prime is 16916429. The next prime is 16916467. The reversal of 16916434 is 43461961.

It can be written as a sum of positive squares in 2 ways, for example, as 16281225 + 635209 = 4035^2 + 797^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 16916434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79689 + ... + 79900.

Almost surely, 2^16916434 is an apocalyptic number.

16916434 is a deficient number, since it is larger than the sum of its proper divisors (8937146).

16916434 is a wasteful number, since it uses less digits than its factorization.

16916434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159644.

The product of its digits is 15552, while the sum is 34.

The square root of 16916434 is about 4112.9592752664. The cubic root of 16916434 is about 256.7061497327.

The spelling of 16916434 in words is "sixteen million, nine hundred sixteen thousand, four hundred thirty-four".