16975394 has 8 divisors (see below), whose sum is σ = 26084268. Its totient is φ = 8280640.

The previous prime is 16975393. The next prime is 16975397. The reversal of 16975394 is 49357961.

It can be written as a sum of positive squares in 2 ways, for example, as 13965169 + 3010225 = 3737^2 + 1735^2 .

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 (16975393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103427 + ... + 103590.

Almost surely, 2^16975394 is an apocalyptic number.

16975394 is a deficient number, since it is larger than the sum of its proper divisors (9108874).

16975394 is a wasteful number, since it uses less digits than its factorization.

16975394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207060.

The product of its digits is 204120, while the sum is 44.

The square root of 16975394 is about 4120.1206293020. The cubic root of 16975394 is about 257.0040423897.

The spelling of 16975394 in words is "sixteen million, nine hundred seventy-five thousand, three hundred ninety-four".