16947346 has 8 divisors (see below), whose sum is σ = 27376524. Its totient is φ = 7821840.

The previous prime is 16947299. The next prime is 16947377. The reversal of 16947346 is 64374961.

It can be written as a sum of positive squares in 2 ways, for example, as 16491721 + 455625 = 4061^2 + 675^2 .

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 = 16947299 and 16947308.

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, 325885 + ... + 325936.

Almost surely, 2^16947346 is an apocalyptic number.

16947346 is a deficient number, since it is larger than the sum of its proper divisors (10429178).

16947346 is a wasteful number, since it uses less digits than its factorization.

16947346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651836.

The product of its digits is 108864, while the sum is 40.

The square root of 16947346 is about 4116.7154383076. The cubic root of 16947346 is about 256.8624173384.

The spelling of 16947346 in words is "sixteen million, nine hundred forty-seven thousand, three hundred forty-six".