12733237 has 8 divisors (see below), whose sum is σ = 14495040. Its totient is φ = 11072160.

The previous prime is 12733229. The next prime is 12733261. The reversal of 12733237 is 73233721.

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

It is not a de Polignac number, because 12733237 - 2³ = 12733229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12733207) by changing a digit.

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, 24912 + ... + 25417.

It is an arithmetic number, because the mean of its divisors is an integer number (1811880).

Almost surely, 2^12733237 is an apocalyptic number.

It is an amenable number.

12733237 is a deficient number, since it is larger than the sum of its proper divisors (1761803).

12733237 is a wasteful number, since it uses less digits than its factorization.

12733237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50363.

The product of its digits is 5292, while the sum is 28.

The square root of 12733237 is about 3568.3661527371. The cubic root of 12733237 is about 233.5140094947.

Adding to 12733237 its reverse (73233721), we get a palindrome (85966958).

The spelling of 12733237 in words is "twelve million, seven hundred thirty-three thousand, two hundred thirty-seven".