10099969 has 16 divisors (see below), whose sum is σ = 11430144. Its totient is φ = 8845200.

The previous prime is 10099961. The next prime is 10099979. The reversal of 10099969 is 96999001.

It is a cyclic number.

It is not a de Polignac number, because 10099969 - 2³ = 10099961 is a prime.

It is a super-2 number, since 2×10099969² = 204018747601922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (10099961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61882 + ... + 62044.

It is an arithmetic number, because the mean of its divisors is an integer number (714384).

Almost surely, 2^10099969 is an apocalyptic number.

It is an amenable number.

10099969 is a deficient number, since it is larger than the sum of its proper divisors (1330175).

10099969 is a wasteful number, since it uses less digits than its factorization.

10099969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348.

The product of its (nonzero) digits is 39366, while the sum is 43.

The square root of 10099969 is about 3178.0448392054. The cubic root of 10099969 is about 216.1590121413.

The spelling of 10099969 in words is "ten million, ninety-nine thousand, nine hundred sixty-nine".