240233212 has 6 divisors (see below), whose sum is σ = 420408128. Its totient is φ = 120116604.

The previous prime is 240233209. The next prime is 240233219. The reversal of 240233212 is 212332042.

It is a super-2 number, since 2×240233212² = 115423992295673888, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 240233212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240233219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30029148 + ... + 30029155.

Almost surely, 2^240233212 is an apocalyptic number.

It is an amenable number.

240233212 is a deficient number, since it is larger than the sum of its proper divisors (180174916).

240233212 is a wasteful number, since it uses less digits than its factorization.

240233212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60058307 (or 60058305 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 240233212 is about 15499.4584421521. The cubic root of 240233212 is about 621.6477260012.

Adding to 240233212 its reverse (212332042), we get a palindrome (452565254).

The spelling of 240233212 in words is "two hundred forty million, two hundred thirty-three thousand, two hundred twelve".