16465001 has 16 divisors (see below), whose sum is σ = 20275200. Its totient is φ = 13054608.

The previous prime is 16464989. The next prime is 16465003. The reversal of 16465001 is 10056461.

It is not a de Polignac number, because 16465001 - 2¹⁴ = 16448617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16465003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4280 + ... + 7158.

It is an arithmetic number, because the mean of its divisors is an integer number (1267200).

Almost surely, 2^16465001 is an apocalyptic number.

It is an amenable number.

16465001 is a deficient number, since it is larger than the sum of its proper divisors (3810199).

16465001 is a wasteful number, since it uses less digits than its factorization.

16465001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2948.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 16465001 is about 4057.7088362769. The cubic root of 16465001 is about 254.4020386112.

The spelling of 16465001 in words is "sixteen million, four hundred sixty-five thousand, one".