1342220406 has 8 divisors (see below), whose sum is σ = 2684440824. Its totient is φ = 447406800.

The previous prime is 1342220377. The next prime is 1342220419. The reversal of 1342220406 is 6040222431.

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

1342220406 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111851695 + ... + 111851706.

It is an arithmetic number, because the mean of its divisors is an integer number (335555103).

Almost surely, 2^1342220406 is an apocalyptic number.

1342220406 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.

1342220406 is a wasteful number, since it uses less digits than its factorization.

1342220406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223703406.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1342220406 is about 36636.3263169221. The cubic root of 1342220406 is about 1103.0823755607.

Adding to 1342220406 its reverse (6040222431), we get a palindrome (7382442837).

The spelling of 1342220406 in words is "one billion, three hundred forty-two million, two hundred twenty thousand, four hundred six".