16448961 has 8 divisors (see below), whose sum is σ = 22149504. Its totient is φ = 10857200.

The previous prime is 16448959. The next prime is 16448977. The reversal of 16448961 is 16984461.

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 16448961 - 2¹ = 16448959 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16448981) 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, 26841 + ... + 27446.

It is an arithmetic number, because the mean of its divisors is an integer number (2768688).

Almost surely, 2^16448961 is an apocalyptic number.

It is an amenable number.

16448961 is a deficient number, since it is larger than the sum of its proper divisors (5700543).

16448961 is a wasteful number, since it uses less digits than its factorization.

16448961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54391.

The product of its digits is 41472, while the sum is 39.

The square root of 16448961 is about 4055.7318698356. The cubic root of 16448961 is about 254.3193999987.

The spelling of 16448961 in words is "sixteen million, four hundred forty-eight thousand, nine hundred sixty-one".