16345475 has 6 divisors (see below), whose sum is σ = 20268420. Its totient is φ = 13076360.

The previous prime is 16345451. The next prime is 16345481. The reversal of 16345475 is 57454361.

It is not a de Polignac number, because 16345475 - 2¹⁴ = 16329091 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 326885 + ... + 326934.

It is an arithmetic number, because the mean of its divisors is an integer number (3378070).

Almost surely, 2^16345475 is an apocalyptic number.

16345475 is a deficient number, since it is larger than the sum of its proper divisors (3922945).

16345475 is an equidigital number, since it uses as much as digits as its factorization.

16345475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653829 (or 653824 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 16345475 is about 4042.9537469528. The cubic root of 16345475 is about 253.7849410336.

The spelling of 16345475 in words is "sixteen million, three hundred forty-five thousand, four hundred seventy-five".