99361000 has 64 divisors (see below), whose sum is σ = 236134080. Its totient is φ = 39124800.

The previous prime is 99360991. The next prime is 99361001. The reversal of 99361000 is 16399.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 99361000.

It is not an unprimeable number, because it can be changed into a prime (99361001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66259 + ... + 67741.

It is an arithmetic number, because the mean of its divisors is an integer number (3689595).

Almost surely, 2^99361000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99361000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118067040).

99361000 is an abundant number, since it is smaller than the sum of its proper divisors (136773080).

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

99361000 is a wasteful number, since it uses less digits than its factorization.

99361000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571 (or 1557 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 99361000 is about 9967.9987961476. The cubic root of 99361000 is about 463.1681115895.

Adding to 99361000 its reverse (16399), we get a palindrome (99377399).

The spelling of 99361000 in words is "ninety-nine million, three hundred sixty-one thousand".