16960393 has 8 divisors (see below), whose sum is σ = 17470728. Its totient is φ = 16452864.

The previous prime is 16960381. The next prime is 16960397. The reversal of 16960393 is 39306961.

It can be written as a sum of positive squares in 4 ways, for example, as 2732409 + 14227984 = 1653^2 + 3772^2 .

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

It is not a de Polignac number, because 16960393 - 2¹⁷ = 16829321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16960397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21555 + ... + 22327.

It is an arithmetic number, because the mean of its divisors is an integer number (2183841).

Almost surely, 2^16960393 is an apocalyptic number.

It is an amenable number.

16960393 is a deficient number, since it is larger than the sum of its proper divisors (510335).

16960393 is an equidigital number, since it uses as much as digits as its factorization.

16960393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1403.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 16960393 is about 4118.2997705364. The cubic root of 16960393 is about 256.9283160407.

The spelling of 16960393 in words is "sixteen million, nine hundred sixty thousand, three hundred ninety-three".