1030406 has 8 divisors (see below), whose sum is σ = 1664544. Its totient is φ = 475560.

The previous prime is 1030369. The next prime is 1030411. The reversal of 1030406 is 6040301.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19790 + ... + 19841.

It is an arithmetic number, because the mean of its divisors is an integer number (208068).

2^1030406 is an apocalyptic number.

1030406 is a deficient number, since it is larger than the sum of its proper divisors (634138).

1030406 is a wasteful number, since it uses less digits than its factorization.

1030406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39646.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1030406 is about 1015.0891586457. The cubic root of 1030406 is about 101.0034309196.

Adding to 1030406 its reverse (6040301), we get a palindrome (7070707).

The spelling of 1030406 in words is "one million, thirty thousand, four hundred six".