1204020422 has 24 divisors (see below), whose sum is σ = 2071461168. Its totient is φ = 523484720.

The previous prime is 1204020413. The next prime is 1204020437. The reversal of 1204020422 is 2240204021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1204020422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102593 + ... + 113724.

It is an arithmetic number, because the mean of its divisors is an integer number (86310882).

Almost surely, 2^1204020422 is an apocalyptic number.

1204020422 is a deficient number, since it is larger than the sum of its proper divisors (867440746).

1204020422 is a wasteful number, since it uses less digits than its factorization.

1204020422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216364 (or 216353 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 1204020422 is about 34698.9974206749. The cubic root of 1204020422 is about 1063.8440062590.

Adding to 1204020422 its reverse (2240204021), we get a palindrome (3444224443).

The spelling of 1204020422 in words is "one billion, two hundred four million, twenty thousand, four hundred twenty-two".