1204210422 has 32 divisors (see below), whose sum is σ = 2692460160. Its totient is φ = 398937960.

The previous prime is 1204210411. The next prime is 1204210429. The reversal of 1204210422 is 2240124021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1204210395 and 1204210404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204210429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59604 + ... + 77207.

It is an arithmetic number, because the mean of its divisors is an integer number (84139380).

Almost surely, 2^1204210422 is an apocalyptic number.

1204210422 is an abundant number, since it is smaller than the sum of its proper divisors (1488249738).

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

1204210422 is a wasteful number, since it uses less digits than its factorization.

1204210422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136985 (or 136979 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1204210422 is about 34701.7351439377. The cubic root of 1204210422 is about 1063.8999631531.

Adding to 1204210422 its reverse (2240124021), we get a palindrome (3444334443).

The spelling of 1204210422 in words is "one billion, two hundred four million, two hundred ten thousand, four hundred twenty-two".