16535012 has 24 divisors (see below), whose sum is σ = 31281600. Its totient is φ = 7602336.

The previous prime is 16535009. The next prime is 16535027. The reversal of 16535012 is 21053561.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19289 + ... + 20127.

It is an arithmetic number, because the mean of its divisors is an integer number (1303400).

Almost surely, 2^16535012 is an apocalyptic number.

It is an amenable number.

16535012 is a deficient number, since it is larger than the sum of its proper divisors (14746588).

16535012 is a wasteful number, since it uses less digits than its factorization.

16535012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235 (or 1233 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 16535012 is about 4066.3265978030. The cubic root of 16535012 is about 254.7621105783.

Adding to 16535012 its reverse (21053561), we get a palindrome (37588573).

The spelling of 16535012 in words is "sixteen million, five hundred thirty-five thousand, twelve".