16690834 has 16 divisors (see below), whose sum is σ = 26737920. Its totient is φ = 7796880.

The previous prime is 16690829. The next prime is 16690897. The reversal of 16690834 is 43809661.

It is a junction number, because it is equal to n+sod(n) for n = 16690793 and 16690802.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2844 + ... + 6439.

It is an arithmetic number, because the mean of its divisors is an integer number (1671120).

Almost surely, 2^16690834 is an apocalyptic number.

16690834 is a deficient number, since it is larger than the sum of its proper divisors (10047086).

16690834 is a wasteful number, since it uses less digits than its factorization.

16690834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9345.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 16690834 is about 4085.4417141846. The cubic root of 16690834 is about 255.5598822064.

The spelling of 16690834 in words is "sixteen million, six hundred ninety thousand, eight hundred thirty-four".