900030850 has 48 divisors (see below), whose sum is σ = 1719032832. Its totient is φ = 350400960.

The previous prime is 900030841. The next prime is 900030851. The reversal of 900030850 is 58030009.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (900030851) 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 23 ways as a sum of consecutive naturals, for example, 822904 + ... + 823996.

It is an arithmetic number, because the mean of its divisors is an integer number (35813184).

Almost surely, 2^900030850 is an apocalyptic number.

900030850 is a deficient number, since it is larger than the sum of its proper divisors (819001982).

900030850 is a wasteful number, since it uses less digits than its factorization.

900030850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531 (or 1526 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 900030850 is about 30000.5141622606. The cubic root of 900030850 is about 965.5004160898.

Adding to 900030850 its reverse (58030009), we get a palindrome (958060859).

The spelling of 900030850 in words is "nine hundred million, thirty thousand, eight hundred fifty".