990300 has 36 divisors (see below), whose sum is σ = 2866136. Its totient is φ = 264000.

The previous prime is 990293. The next prime is 990307. The reversal of 990300 is 3099.

It is an interprime number because it is at equal distance from previous prime (990293) and next prime (990307).

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (990307) by changing a digit.

990300 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 11 ways as a sum of consecutive naturals, for example, 1351 + ... + 1950.

2⁹⁹⁰³⁰⁰ is an apocalyptic number.

It is an amenable number.

990300 is an abundant number, since it is smaller than the sum of its proper divisors (1875836).

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

990300 is a wasteful number, since it uses less digits than its factorization.

990300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3318 (or 3311 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 21.

The square root of 990300 is about 995.1381813598. The cubic root of 990300 is about 99.6756155517.

Adding to 990300 its reverse (3099), we get a palindrome (993399).

It can be divided in two parts, 9 and 90300, that added together give a palindrome (90309).

The spelling of 990300 in words is "nine hundred ninety thousand, three hundred".