16738634 has 8 divisors (see below), whose sum is σ = 27390528. Its totient is φ = 7608460.

The previous prime is 16738613. The next prime is 16738637. The reversal of 16738634 is 43683761.

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

It is not an unprimeable number, because it can be changed into a prime (16738637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380402 + ... + 380445.

It is an arithmetic number, because the mean of its divisors is an integer number (3423816).

Almost surely, 2^16738634 is an apocalyptic number.

16738634 is a deficient number, since it is larger than the sum of its proper divisors (10651894).

16738634 is a wasteful number, since it uses less digits than its factorization.

16738634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760860.

The product of its digits is 72576, while the sum is 38.

The square root of 16738634 is about 4091.2875723909. The cubic root of 16738634 is about 255.8036111802.

The spelling of 16738634 in words is "sixteen million, seven hundred thirty-eight thousand, six hundred thirty-four".