16128934 has 8 divisors (see below), whose sum is σ = 25245360. Its totient is φ = 7713816.

The previous prime is 16128887. The next prime is 16128941. The reversal of 16128934 is 43982161.

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 16128934.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175269 + ... + 175360.

It is an arithmetic number, because the mean of its divisors is an integer number (3155670).

Almost surely, 2^16128934 is an apocalyptic number.

16128934 is a deficient number, since it is larger than the sum of its proper divisors (9116426).

16128934 is a wasteful number, since it uses less digits than its factorization.

16128934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350654.

The product of its digits is 10368, while the sum is 34.

The square root of 16128934 is about 4016.0844114635. The cubic root of 16128934 is about 252.6592610276.

The spelling of 16128934 in words is "sixteen million, one hundred twenty-eight thousand, nine hundred thirty-four".