16696438 has 8 divisors (see below), whose sum is σ = 27321480. Its totient is φ = 7589280.

The previous prime is 16696429. The next prime is 16696441. The reversal of 16696438 is 83469661.

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 = 16696394 and 16696403.

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, 379443 + ... + 379486.

It is an arithmetic number, because the mean of its divisors is an integer number (3415185).

Almost surely, 2^16696438 is an apocalyptic number.

16696438 is a deficient number, since it is larger than the sum of its proper divisors (10625042).

16696438 is a wasteful number, since it uses less digits than its factorization.

16696438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758942.

The product of its digits is 186624, while the sum is 43.

The square root of 16696438 is about 4086.1275065764. The cubic root of 16696438 is about 255.5884806840.

The spelling of 16696438 in words is "sixteen million, six hundred ninety-six thousand, four hundred thirty-eight".