99000628 has 12 divisors (see below), whose sum is σ = 173323780. Its totient is φ = 49479552.

The previous prime is 99000619. The next prime is 99000647. The reversal of 99000628 is 82600099.

It can be written as a sum of positive squares in 2 ways, for example, as 12659364 + 86341264 = 3558^2 + 9292^2 .

It is a super-2 number, since 2×99000628² = 19602248688788768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99000593 and 99000602.

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 3 ways as a sum of consecutive naturals, for example, 11500 + ... + 18172.

Almost surely, 2^99000628 is an apocalyptic number.

It is an amenable number.

99000628 is a deficient number, since it is larger than the sum of its proper divisors (74323152).

99000628 is a wasteful number, since it uses less digits than its factorization.

99000628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10386 (or 10384 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 99000628 is about 9949.9059292036. The cubic root of 99000628 is about 462.6074790875.

The spelling of 99000628 in words is "ninety-nine million, six hundred twenty-eight", and thus it is an aban number.