99151800 has 192 divisors, whose sum is σ = 341228160. Its totient is φ = 23616000.

The previous prime is 99151763. The next prime is 99151807. The reversal of 99151800 is 815199.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99151807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 547710 + ... + 547890.

It is an arithmetic number, because the mean of its divisors is an integer number (1777230).

Almost surely, 2^99151800 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 99151800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170614080).

99151800 is an abundant number, since it is smaller than the sum of its proper divisors (242076360).

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

99151800 is a wasteful number, since it uses less digits than its factorization.

99151800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294 (or 285 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 33.

The square root of 99151800 is about 9957.4996861662. The cubic root of 99151800 is about 462.8428234950.

Adding to 99151800 its reverse (815199), we get a palindrome (99966999).

The spelling of 99151800 in words is "ninety-nine million, one hundred fifty-one thousand, eight hundred".