1242340322 has 16 divisors (see below), whose sum is σ = 1872460800. Its totient is φ = 618194400.

The previous prime is 1242340273. The next prime is 1242340357. The reversal of 1242340322 is 2230432421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430079 + ... + 432957.

It is an arithmetic number, because the mean of its divisors is an integer number (117028800).

Almost surely, 2^1242340322 is an apocalyptic number.

1242340322 is a deficient number, since it is larger than the sum of its proper divisors (630120478).

1242340322 is a wasteful number, since it uses less digits than its factorization.

1242340322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3841.

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

The square root of 1242340322 is about 35246.8483981192. The cubic root of 1242340322 is about 1075.0125318892.

Adding to 1242340322 its reverse (2230432421), we get a palindrome (3472772743).

The spelling of 1242340322 in words is "one billion, two hundred forty-two million, three hundred forty thousand, three hundred twenty-two".