16053404 has 12 divisors (see below), whose sum is σ = 29572200. Its totient is φ = 7604208.

The previous prime is 16053343. The next prime is 16053419. The reversal of 16053404 is 40435061.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 16053404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105539 + ... + 105690.

It is an arithmetic number, because the mean of its divisors is an integer number (2464350).

Almost surely, 2^16053404 is an apocalyptic number.

It is an amenable number.

16053404 is a deficient number, since it is larger than the sum of its proper divisors (13518796).

16053404 is a wasteful number, since it uses less digits than its factorization.

16053404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211252 (or 211250 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 16053404 is about 4006.6699389892. The cubic root of 16053404 is about 252.2642520718.

Adding to 16053404 its reverse (40435061), we get a palindrome (56488465).

The spelling of 16053404 in words is "sixteen million, fifty-three thousand, four hundred four".