1242434022 has 8 divisors (see below), whose sum is σ = 2484868056. Its totient is φ = 414144672.

The previous prime is 1242433963. The next prime is 1242434023. The reversal of 1242434022 is 2204342421.

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

1242434022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1242433983 and 1242434001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242434023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103536163 + ... + 103536174.

It is an arithmetic number, because the mean of its divisors is an integer number (310608507).

Almost surely, 2^1242434022 is an apocalyptic number.

1242434022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1242434022 is a wasteful number, since it uses less digits than its factorization.

1242434022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207072342.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 1242434022 is about 35248.1775699113. The cubic root of 1242434022 is about 1075.0395578016.

Adding to 1242434022 its reverse (2204342421), we get a palindrome (3446776443).

The spelling of 1242434022 in words is "one billion, two hundred forty-two million, four hundred thirty-four thousand, twenty-two".