1606412122 has 16 divisors (see below), whose sum is σ = 2760592320. Its totient is φ = 686776608.

The previous prime is 1606412111. The next prime is 1606412123. The reversal of 1606412122 is 2212146061.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1606412123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134548 + ... + 145999.

It is an arithmetic number, because the mean of its divisors is an integer number (172537020).

Almost surely, 2^1606412122 is an apocalyptic number.

1606412122 is a deficient number, since it is larger than the sum of its proper divisors (1154180198).

1606412122 is a wasteful number, since it uses less digits than its factorization.

1606412122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280965.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1606412122 is about 40080.0713821720. The cubic root of 1606412122 is about 1171.1674426064.

Adding to 1606412122 its reverse (2212146061), we get a palindrome (3818558183).

The spelling of 1606412122 in words is "one billion, six hundred six million, four hundred twelve thousand, one hundred twenty-two".