12733430 has 8 divisors (see below), whose sum is σ = 22920192. Its totient is φ = 5093368.

The previous prime is 12733429. The next prime is 12733433. The reversal of 12733430 is 3433721.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12733396 and 12733405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12733433) 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 3 ways as a sum of consecutive naturals, for example, 636662 + ... + 636681.

It is an arithmetic number, because the mean of its divisors is an integer number (2865024).

Almost surely, 2^12733430 is an apocalyptic number.

12733430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12733430 is a deficient number, since it is larger than the sum of its proper divisors (10186762).

12733430 is a wasteful number, since it uses less digits than its factorization.

12733430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273350.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 12733430 is about 3568.3931958236. The cubic root of 12733430 is about 233.5151892936.

The spelling of 12733430 in words is "twelve million, seven hundred thirty-three thousand, four hundred thirty".