16346345 has 8 divisors (see below), whose sum is σ = 19810440. Its totient is φ = 12947200.

The previous prime is 16346339. The next prime is 16346357. The reversal of 16346345 is 54364361.

It can be written as a sum of positive squares in 4 ways, for example, as 1700416 + 14645929 = 1304^2 + 3827^2 .

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

It is not a de Polignac number, because 16346345 - 2⁸ = 16346089 is a prime.

It is a Curzon 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, 15680 + ... + 16689.

It is an arithmetic number, because the mean of its divisors is an integer number (2476305).

Almost surely, 2^16346345 is an apocalyptic number.

It is an amenable number.

16346345 is a deficient number, since it is larger than the sum of its proper divisors (3464095).

16346345 is a wasteful number, since it uses less digits than its factorization.

16346345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32475.

The product of its digits is 25920, while the sum is 32.

The square root of 16346345 is about 4043.0613401233. The cubic root of 16346345 is about 253.7894435841.

The spelling of 16346345 in words is "sixteen million, three hundred forty-six thousand, three hundred forty-five".