12900836 has 48 divisors (see below), whose sum is σ = 25740288. Its totient is φ = 5616000.

The previous prime is 12900821. The next prime is 12900851. The reversal of 12900836 is 63800921.

12900836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12900821) and next prime (12900851).

It is a junction number, because it is equal to n+sod(n) for n = 12900799 and 12900808.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85361 + ... + 85511.

It is an arithmetic number, because the mean of its divisors is an integer number (536256).

Almost surely, 2^12900836 is an apocalyptic number.

It is an amenable number.

12900836 is a deficient number, since it is larger than the sum of its proper divisors (12839452).

12900836 is a wasteful number, since it uses less digits than its factorization.

12900836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 12900836 is about 3591.7733781518. The cubic root of 12900836 is about 234.5340760897.

The spelling of 12900836 in words is "twelve million, nine hundred thousand, eight hundred thirty-six".