99985610 has 8 divisors (see below), whose sum is σ = 179974116. Its totient is φ = 39994240.

The previous prime is 99985603. The next prime is 99985637. The reversal of 99985610 is 1658999.

It can be written as a sum of positive squares in 2 ways, for example, as 97555129 + 2430481 = 9877^2 + 1559^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4999271 + ... + 4999290.

Almost surely, 2^99985610 is an apocalyptic number.

99985610 is a deficient number, since it is larger than the sum of its proper divisors (79988506).

99985610 is a wasteful number, since it uses less digits than its factorization.

99985610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9998568.

The product of its (nonzero) digits is 174960, while the sum is 47.

The square root of 99985610 is about 9999.2804741141. The cubic root of 99985610 is about 464.1366181388.

The spelling of 99985610 in words is "ninety-nine million, nine hundred eighty-five thousand, six hundred ten".