331422006 has 32 divisors (see below), whose sum is σ = 671378688. Its totient is φ = 109058400.

The previous prime is 331422001. The next prime is 331422011. The reversal of 331422006 is 600224133.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (331422001) and next prime (331422011).

It is a super-2 number, since 2×331422006² = 219681092122128072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331422001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294561 + ... + 295683.

It is an arithmetic number, because the mean of its divisors is an integer number (20980584).

Almost surely, 2^331422006 is an apocalyptic number.

331422006 is an abundant number, since it is smaller than the sum of its proper divisors (339956682).

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

331422006 is a wasteful number, since it uses less digits than its factorization.

331422006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1716.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 331422006 is about 18204.9994781653. Note that the first 3 decimals coincide. The cubic root of 331422006 is about 692.0334929271.

Adding to 331422006 its reverse (600224133), we get a palindrome (931646139).

The spelling of 331422006 in words is "three hundred thirty-one million, four hundred twenty-two thousand, six".