1240224233 has 8 divisors (see below), whose sum is σ = 1248112800. Its totient is φ = 1232346688.

The previous prime is 1240224217. The next prime is 1240224277. The reversal of 1240224233 is 3324220421.

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

It is a cyclic number.

It is not a de Polignac number, because 1240224233 - 2⁴ = 1240224217 is a prime.

It is a super-2 number, since 2×1240224233² = 3076312296240876578, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1240224199 and 1240224208.

It is not an unprimeable number, because it can be changed into a prime (1240221233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399953 + ... + 403041.

It is an arithmetic number, because the mean of its divisors is an integer number (156014100).

Almost surely, 2^1240224233 is an apocalyptic number.

It is an amenable number.

1240224233 is a deficient number, since it is larger than the sum of its proper divisors (7888567).

1240224233 is a wasteful number, since it uses less digits than its factorization.

1240224233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5511.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1240224233 is about 35216.8174740421. The cubic root of 1240224233 is about 1074.4018256408.

Adding to 1240224233 its reverse (3324220421), we get a palindrome (4564444654).

The spelling of 1240224233 in words is "one billion, two hundred forty million, two hundred twenty-four thousand, two hundred thirty-three".