16961606 has 4 divisors (see below), whose sum is σ = 25442412. Its totient is φ = 8480802.

The previous prime is 16961569. The next prime is 16961611. The reversal of 16961606 is 60616961.

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, 4240400 + ... + 4240403.

It is an arithmetic number, because the mean of its divisors is an integer number (6360603).

Almost surely, 2^16961606 is an apocalyptic number.

16961606 is a deficient number, since it is larger than the sum of its proper divisors (8480806).

16961606 is an equidigital number, since it uses as much as digits as its factorization.

16961606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8480805.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 16961606 is about 4118.4470374159. The cubic root of 16961606 is about 256.9344410288.

The spelling of 16961606 in words is "sixteen million, nine hundred sixty-one thousand, six hundred six".