16506934 has 16 divisors (see below), whose sum is σ = 26161200. Its totient is φ = 7789824.

The previous prime is 16506923. The next prime is 16506937. The reversal of 16506934 is 43960561.

It is a self number, because there is not a number n which added to its sum of digits gives 16506934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16506937) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12162 + ... + 13450.

It is an arithmetic number, because the mean of its divisors is an integer number (1635075).

Almost surely, 2^16506934 is an apocalyptic number.

16506934 is a deficient number, since it is larger than the sum of its proper divisors (9654266).

16506934 is a wasteful number, since it uses less digits than its factorization.

16506934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1647.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 16506934 is about 4062.8726290643. The cubic root of 16506934 is about 254.6178255645.

The spelling of 16506934 in words is "sixteen million, five hundred six thousand, nine hundred thirty-four".