1232212444 has 12 divisors (see below), whose sum is σ = 2191722568. Its totient is φ = 606006000.

The previous prime is 1232212427. The next prime is 1232212447. The reversal of 1232212444 is 4442122321.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232212447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2524782 + ... + 2525269.

Almost surely, 2^1232212444 is an apocalyptic number.

It is an amenable number.

1232212444 is a deficient number, since it is larger than the sum of its proper divisors (959510124).

1232212444 is a wasteful number, since it uses less digits than its factorization.

1232212444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050116 (or 5050114 counting only the distinct ones).

The product of its digits is 3072, while the sum is 25.

The square root of 1232212444 is about 35102.8836992063. The cubic root of 1232212444 is about 1072.0832978546.

Adding to 1232212444 its reverse (4442122321), we get a palindrome (5674334765).

The spelling of 1232212444 in words is "one billion, two hundred thirty-two million, two hundred twelve thousand, four hundred forty-four".