16957814 has 4 divisors (see below), whose sum is σ = 25436724. Its totient is φ = 8478906.

The previous prime is 16957807. The next prime is 16957841. The reversal of 16957814 is 41875961.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4239452 + ... + 4239455.

It is an arithmetic number, because the mean of its divisors is an integer number (6359181).

Almost surely, 2^16957814 is an apocalyptic number.

16957814 is a deficient number, since it is larger than the sum of its proper divisors (8478910).

16957814 is an equidigital number, since it uses as much as digits as its factorization.

16957814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8478909.

The product of its digits is 60480, while the sum is 41.

The square root of 16957814 is about 4117.9866439803. The cubic root of 16957814 is about 256.9152925273.

It can be divided in two parts, 16957 and 814, that added together give a palindrome (17771).

The spelling of 16957814 in words is "sixteen million, nine hundred fifty-seven thousand, eight hundred fourteen".