233412012 has 18 divisors (see below), whose sum is σ = 590013788. Its totient is φ = 77803992.

The previous prime is 233412007. The next prime is 233412013. The reversal of 233412012 is 210214332.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (233412013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3241798 + ... + 3241869.

Almost surely, 2^233412012 is an apocalyptic number.

It is an amenable number.

233412012 is an abundant number, since it is smaller than the sum of its proper divisors (356601776).

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

233412012 is a wasteful number, since it uses less digits than its factorization.

233412012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6483677 (or 6483672 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 233412012 is about 15277.8274633536. The cubic root of 233412012 is about 615.7074389398.

Adding to 233412012 its reverse (210214332), we get a palindrome (443626344).

The spelling of 233412012 in words is "two hundred thirty-three million, four hundred twelve thousand, twelve".