10667688 has 16 divisors (see below), whose sum is σ = 26669280. Its totient is φ = 3555888.

The previous prime is 10667677. The next prime is 10667693. The reversal of 10667688 is 88676601.

It is a super-2 number, since 2×10667688² = 227599134530688, which contains 22 as substring.

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, 222220 + ... + 222267.

It is an arithmetic number, because the mean of its divisors is an integer number (1666830).

Almost surely, 2^10667688 is an apocalyptic number.

It is an amenable number.

10667688 is an abundant number, since it is smaller than the sum of its proper divisors (16001592).

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

10667688 is a wasteful number, since it uses less digits than its factorization.

10667688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444496 (or 444492 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 10667688 is about 3266.1426790635. The cubic root of 10667688 is about 220.1355088028.

The spelling of 10667688 in words is "ten million, six hundred sixty-seven thousand, six hundred eighty-eight".