10011986 has 8 divisors (see below), whose sum is σ = 15208320. Its totient is φ = 4942548.

The previous prime is 10011979. The next prime is 10012001. The reversal of 10011986 is 68911001.

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, 31526 + ... + 31841.

It is an arithmetic number, because the mean of its divisors is an integer number (1901040).

Almost surely, 2^10011986 is an apocalyptic number.

10011986 is a deficient number, since it is larger than the sum of its proper divisors (5196334).

10011986 is an equidigital number, since it uses as much as digits as its factorization.

10011986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63448.

The product of its (nonzero) digits is 432, while the sum is 26.

The square root of 10011986 is about 3164.1722456276. The cubic root of 10011986 is about 215.5295114828.

Adding to 10011986 its reverse (68911001), we get a palindrome (78922987).

The spelling of 10011986 in words is "ten million, eleven thousand, nine hundred eighty-six".