1242204332 has 24 divisors (see below), whose sum is σ = 2270881536. Its totient is φ = 593440848.

The previous prime is 1242204323. The next prime is 1242204361. The reversal of 1242204332 is 2334022421.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 1242204298 and 1242204307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81983 + ... + 95945.

It is an arithmetic number, because the mean of its divisors is an integer number (94620064).

Almost surely, 2^1242204332 is an apocalyptic number.

It is an amenable number.

1242204332 is a deficient number, since it is larger than the sum of its proper divisors (1028677204).

1242204332 is a wasteful number, since it uses less digits than its factorization.

1242204332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14957 (or 14955 counting only the distinct ones).

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

The square root of 1242204332 is about 35244.9192366786. The cubic root of 1242204332 is about 1074.9733058452.

Adding to 1242204332 its reverse (2334022421), we get a palindrome (3576226753).

The spelling of 1242204332 in words is "one billion, two hundred forty-two million, two hundred four thousand, three hundred thirty-two".