1234222439 has 8 divisors (see below), whose sum is σ = 1239095760. Its totient is φ = 1229357376.

The previous prime is 1234222411. The next prime is 1234222441. The reversal of 1234222439 is 9342224321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1234222439 is a prime.

It is a super-2 number, since 2×1234222439² = 3046610057862217442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234222489) 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, 607277 + ... + 609305.

It is an arithmetic number, because the mean of its divisors is an integer number (154886970).

Almost surely, 2^1234222439 is an apocalyptic number.

1234222439 is a deficient number, since it is larger than the sum of its proper divisors (4873321).

1234222439 is a wasteful number, since it uses less digits than its factorization.

1234222439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4129.

The product of its digits is 20736, while the sum is 32.

The square root of 1234222439 is about 35131.5020885814. The cubic root of 1234222439 is about 1072.6659115243.

The spelling of 1234222439 in words is "one billion, two hundred thirty-four million, two hundred twenty-two thousand, four hundred thirty-nine".