99000630 has 96 divisors (see below), whose sum is σ = 269837568. Its totient is φ = 26114400.

The previous prime is 99000619. The next prime is 99000647. The reversal of 99000630 is 3600099.

It is a super-2 number, since 2×99000630² = 19602249480793800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 99000594 and 99000603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 318175 + ... + 318485.

It is an arithmetic number, because the mean of its divisors is an integer number (2810808).

Almost surely, 2^99000630 is an apocalyptic number.

99000630 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 99000630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134918784).

99000630 is an abundant number, since it is smaller than the sum of its proper divisors (170836938).

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

99000630 is a wasteful number, since it uses less digits than its factorization.

99000630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464 (or 452 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 99000630 is about 9949.9060297070. The cubic root of 99000630 is about 462.6074822027.

The spelling of 99000630 in words is "ninety-nine million, six hundred thirty", and thus it is an aban number.