16340365 has 8 divisors (see below), whose sum is σ = 19782648. Its totient is φ = 12956160.

The previous prime is 16340341. The next prime is 16340371. The reversal of 16340365 is 56304361.

It can be written as a sum of positive squares in 4 ways, for example, as 236196 + 16104169 = 486^2 + 4013^2 .

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

It is not a de Polignac number, because 16340365 - 2⁵ = 16340333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13896 + ... + 15025.

It is an arithmetic number, because the mean of its divisors is an integer number (2472831).

Almost surely, 2^16340365 is an apocalyptic number.

It is an amenable number.

16340365 is a deficient number, since it is larger than the sum of its proper divisors (3442283).

16340365 is a wasteful number, since it uses less digits than its factorization.

16340365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29039.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 16340365 is about 4042.3217338554. The cubic root of 16340365 is about 253.7584917928.

The spelling of 16340365 in words is "sixteen million, three hundred forty thousand, three hundred sixty-five".