16971960 has 64 divisors (see below), whose sum is σ = 52682400. Its totient is φ = 4368896.

The previous prime is 16971949. The next prime is 16971961. The reversal of 16971960 is 6917961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16971961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1042 + ... + 5918.

Almost surely, 2^16971960 is an apocalyptic number.

16971960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16971960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26341200).

16971960 is an abundant number, since it is smaller than the sum of its proper divisors (35710440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16971960 is a wasteful number, since it uses less digits than its factorization.

16971960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4920 (or 4916 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 39.

The square root of 16971960 is about 4119.7038728530. The cubic root of 16971960 is about 256.9867111985.

The spelling of 16971960 in words is "sixteen million, nine hundred seventy-one thousand, nine hundred sixty".