16296661 has 8 divisors (see below), whose sum is σ = 17230400. Its totient is φ = 15370560.

The previous prime is 16296629. The next prime is 16296667. The reversal of 16296661 is 16669261.

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

It is a cyclic number.

It is not a de Polignac number, because 16296661 - 2⁵ = 16296629 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16296661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16296667) 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, 2800 + ... + 6358.

It is an arithmetic number, because the mean of its divisors is an integer number (2153800).

Almost surely, 2^16296661 is an apocalyptic number.

It is an amenable number.

16296661 is a deficient number, since it is larger than the sum of its proper divisors (933739).

16296661 is a wasteful number, since it uses less digits than its factorization.

16296661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3819.

The product of its digits is 23328, while the sum is 37.

The square root of 16296661 is about 4036.9123101697. The cubic root of 16296661 is about 253.5320553333.

The spelling of 16296661 in words is "sixteen million, two hundred ninety-six thousand, six hundred sixty-one".