99001530 has 48 divisors (see below), whose sum is σ = 258002784. Its totient is φ = 26339040.

The previous prime is 99001517. The next prime is 99001537. The reversal of 99001530 is 3510099.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 99001494 and 99001503.

It is not an unprimeable number, because it can be changed into a prime (99001537) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48225 + ... + 50235.

It is an arithmetic number, because the mean of its divisors is an integer number (5375058).

Almost surely, 2^99001530 is an apocalyptic number.

99001530 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

99001530 is an abundant number, since it is smaller than the sum of its proper divisors (159001254).

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

99001530 is a wasteful number, since it uses less digits than its factorization.

99001530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571 (or 2568 counting only the distinct ones).

The product of its (nonzero) digits is 1215, while the sum is 27.

The square root of 99001530 is about 9949.9512561620. The cubic root of 99001530 is about 462.6088840304.

The spelling of 99001530 in words is "ninety-nine million, one thousand, five hundred thirty".