16539358 has 16 divisors (see below), whose sum is σ = 27308016. Its totient is φ = 7450240.

The previous prime is 16539349. The next prime is 16539377. The reversal of 16539358 is 85393561.

It is a self number, because there is not a number n which added to its sum of digits gives 16539358.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841 + ... + 5812.

It is an arithmetic number, because the mean of its divisors is an integer number (1706751).

Almost surely, 2^16539358 is an apocalyptic number.

16539358 is a deficient number, since it is larger than the sum of its proper divisors (10768658).

16539358 is a wasteful number, since it uses less digits than its factorization.

16539358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6779.

The product of its digits is 97200, while the sum is 40.

The square root of 16539358 is about 4066.8609516432. The cubic root of 16539358 is about 254.7844288595.

It can be divided in two parts, 1653 and 9358, that added together give a palindrome (11011).

The spelling of 16539358 in words is "sixteen million, five hundred thirty-nine thousand, three hundred fifty-eight".