99996210 has 48 divisors (see below), whose sum is σ = 275287896. Its totient is φ = 25096704.

The previous prime is 99996191. The next prime is 99996229. The reversal of 99996210 is 1269999.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (99996191) and next prime (99996229).

It can be written as a sum of positive squares in 4 ways, for example, as 99860049 + 136161 = 9993^2 + 369^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a nialpdrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31149 + ... + 34208.

Almost surely, 2^99996210 is an apocalyptic number.

99996210 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

99996210 is an abundant number, since it is smaller than the sum of its proper divisors (175291686).

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

99996210 is a wasteful number, since it uses less digits than its factorization.

99996210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65387 (or 65384 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 45.

The square root of 99996210 is about 9999.8104982045. The cubic root of 99996210 is about 464.1530194133.

The spelling of 99996210 in words is "ninety-nine million, nine hundred ninety-six thousand, two hundred ten".