12040235 has 16 divisors (see below), whose sum is σ = 14831616. Its totient is φ = 9380448.

The previous prime is 12040213. The next prime is 12040253. The reversal of 12040235 is 53204021.

It is a cyclic number.

It is not a de Polignac number, because 12040235 - 2²² = 7845931 is a prime.

It is a Duffinian number.

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, 42404 + ... + 42686.

It is an arithmetic number, because the mean of its divisors is an integer number (926976).

Almost surely, 2^12040235 is an apocalyptic number.

12040235 is a deficient number, since it is larger than the sum of its proper divisors (2791381).

12040235 is a wasteful number, since it uses less digits than its factorization.

12040235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 12040235 is about 3469.9041773513. The cubic root of 12040235 is about 229.1984384967.

Adding to 12040235 its reverse (53204021), we get a palindrome (65244256).

The spelling of 12040235 in words is "twelve million, forty thousand, two hundred thirty-five".