1630006 has 16 divisors (see below), whose sum is σ = 2814624. Its totient is φ = 693504.

The previous prime is 1629997. The next prime is 1630019. The reversal of 1630006 is 6000361.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2086 + ... + 2758.

It is an arithmetic number, because the mean of its divisors is an integer number (175914).

2^1630006 is an apocalyptic number.

1630006 is a deficient number, since it is larger than the sum of its proper divisors (1184618).

1630006 is a wasteful number, since it uses less digits than its factorization.

1630006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1630006 is about 1276.7168832596. The cubic root of 1630006 is about 117.6873365912.

Adding to 1630006 its reverse (6000361), we get a palindrome (7630367).

The spelling of 1630006 in words is "one million, six hundred thirty thousand, six".