1000030446 has 24 divisors (see below), whose sum is σ = 2217123480. Its totient is φ = 325591056.

The previous prime is 1000030441. The next prime is 1000030463. The reversal of 1000030446 is 6440300001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000030441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 645241 + ... + 646788.

It is an arithmetic number, because the mean of its divisors is an integer number (92380145).

Almost surely, 2^1000030446 is an apocalyptic number.

1000030446 is an abundant number, since it is smaller than the sum of its proper divisors (1217093034).

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

1000030446 is a wasteful number, since it uses less digits than its factorization.

1000030446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292080 (or 1292077 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1000030446 is about 31623.2579915479. The cubic root of 1000030446 is about 1000.0101485637.

Adding to 1000030446 its reverse (6440300001), we get a palindrome (7440330447).

The spelling of 1000030446 in words is "one billion, thirty thousand, four hundred forty-six".