16814465 has 16 divisors (see below), whose sum is σ = 20958672. Its totient is φ = 12939264.

The previous prime is 16814459. The next prime is 16814477. The reversal of 16814465 is 56441861.

It can be written as a sum of positive squares in 8 ways, for example, as 355216 + 16459249 = 596^2 + 4057^2 .

It is a cyclic number.

It is not a de Polignac number, because 16814465 - 2⁸ = 16814209 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17477 + ... + 18413.

It is an arithmetic number, because the mean of its divisors is an integer number (1309917).

Almost surely, 2^16814465 is an apocalyptic number.

It is an amenable number.

16814465 is a deficient number, since it is larger than the sum of its proper divisors (4144207).

16814465 is an equidigital number, since it uses as much as digits as its factorization.

16814465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076.

The product of its digits is 23040, while the sum is 35.

The square root of 16814465 is about 4100.5444760422. The cubic root of 16814465 is about 256.1893181714.

The spelling of 16814465 in words is "sixteen million, eight hundred fourteen thousand, four hundred sixty-five".