16345858 has 16 divisors (see below), whose sum is σ = 25031160. Its totient is φ = 8004096.

The previous prime is 16345853. The next prime is 16345859. The reversal of 16345858 is 85854361.

16345858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11404129 + 4941729 = 3377^2 + 2223^2 .

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 16345858.

It is not an unprimeable number, because it can be changed into a prime (16345853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20760 + ... + 21532.

Almost surely, 2^16345858 is an apocalyptic number.

16345858 is a deficient number, since it is larger than the sum of its proper divisors (8685302).

16345858 is a wasteful number, since it uses less digits than its factorization.

16345858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981.

The product of its digits is 115200, while the sum is 40.

The square root of 16345858 is about 4043.0011130347. The cubic root of 16345858 is about 253.7869232106.

The spelling of 16345858 in words is "sixteen million, three hundred forty-five thousand, eight hundred fifty-eight".