1234040242422 has 64 divisors (see below), whose sum is σ = 2702266660800. Its totient is φ = 373421760000.

The previous prime is 1234040242411. The next prime is 1234040242433. The reversal of 1234040242422 is 2242420404321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1234040242411) and next prime (1234040242433).

It is a self number, because there is not a number n which added to its sum of digits gives 1234040242422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 648172 + ... + 1699472.

It is an arithmetic number, because the mean of its divisors is an integer number (42222916575).

Almost surely, 2^{1234040242422} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1234040242422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1351133330400).

1234040242422 is an abundant number, since it is smaller than the sum of its proper divisors (1468226418378).

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

1234040242422 is a wasteful number, since it uses less digits than its factorization.

1234040242422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051569.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 1234040242422 its reverse (2242420404321), we get a palindrome (3476460646743).

The spelling of 1234040242422 in words is "one trillion, two hundred thirty-four billion, forty million, two hundred forty-two thousand, four hundred twenty-two".