10199688 has 32 divisors (see below), whose sum is σ = 25920960. Its totient is φ = 3343680.

The previous prime is 10199671. The next prime is 10199689. The reversal of 10199688 is 88699101.

It is a super-3 number, since 3×10199688³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10199689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2020 + ... + 4947.

It is an arithmetic number, because the mean of its divisors is an integer number (810030).

Almost surely, 2^10199688 is an apocalyptic number.

It is an amenable number.

10199688 is an abundant number, since it is smaller than the sum of its proper divisors (15721272).

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

10199688 is a wasteful number, since it uses less digits than its factorization.

10199688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7037 (or 7033 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 42.

The square root of 10199688 is about 3193.6950386660. The cubic root of 10199688 is about 216.8680772760.

The spelling of 10199688 in words is "ten million, one hundred ninety-nine thousand, six hundred eighty-eight".