16265838 has 16 divisors (see below), whose sum is σ = 34445520. Its totient is φ = 5102976.

The previous prime is 16265831. The next prime is 16265867. The reversal of 16265838 is 83856261.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16265796 and 16265805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16265831) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 79633 + ... + 79836.

It is an arithmetic number, because the mean of its divisors is an integer number (2152845).

Almost surely, 2^16265838 is an apocalyptic number.

16265838 is an abundant number, since it is smaller than the sum of its proper divisors (18179682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16265838 is a wasteful number, since it uses less digits than its factorization.

16265838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159491.

The product of its digits is 69120, while the sum is 39.

The square root of 16265838 is about 4033.0928578450. The cubic root of 16265838 is about 253.3721135615.

The spelling of 16265838 in words is "sixteen million, two hundred sixty-five thousand, eight hundred thirty-eight".