99218050 has 12 divisors (see below), whose sum is σ = 184545666. Its totient is φ = 39687200.

The previous prime is 99218039. The next prime is 99218051. The reversal of 99218050 is 5081299.

It can be written as a sum of positive squares in 3 ways, for example, as 53100369 + 46117681 = 7287^2 + 6791^2 .

It is a junction number, because it is equal to n+sod(n) for n = 99217997 and 99218015.

It is not an unprimeable number, because it can be changed into a prime (99218051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 992131 + ... + 992230.

Almost surely, 2^99218050 is an apocalyptic number.

99218050 is a deficient number, since it is larger than the sum of its proper divisors (85327616).

99218050 is a wasteful number, since it uses less digits than its factorization.

99218050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984373 (or 1984368 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 99218050 is about 9960.8257689812. The cubic root of 99218050 is about 462.9458860387.

It can be divided in two parts, 9921 and 8050, that added together give a palindrome (17971).

The spelling of 99218050 in words is "ninety-nine million, two hundred eighteen thousand, fifty".