12735436 has 24 divisors (see below), whose sum is σ = 25552800. Its totient is φ = 5440512.

The previous prime is 12735419. The next prime is 12735469. The reversal of 12735436 is 63453721.

It is a super-2 number, since 2×12735436² = 324382660220192, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12735398 and 12735407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12066 + ... + 13078.

It is an arithmetic number, because the mean of its divisors is an integer number (1064700).

Almost surely, 2^12735436 is an apocalyptic number.

It is an amenable number.

12735436 is an abundant number, since it is smaller than the sum of its proper divisors (12817364).

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

12735436 is a wasteful number, since it uses less digits than its factorization.

12735436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473 (or 1471 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The square root of 12735436 is about 3568.6742636447. The cubic root of 12735436 is about 233.5274511605.

The spelling of 12735436 in words is "twelve million, seven hundred thirty-five thousand, four hundred thirty-six".