885640366 has 8 divisors (see below), whose sum is σ = 1430649864. Its totient is φ = 408757080.

The previous prime is 885640351. The next prime is 885640373. The reversal of 885640366 is 663046588.

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

It is a super-2 number, since 2×885640366² = 1568717715777227912, which contains 22 as substring.

It is a congruent number.

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, 17031520 + ... + 17031571.

It is an arithmetic number, because the mean of its divisors is an integer number (178831233).

Almost surely, 2^885640366 is an apocalyptic number.

885640366 is a deficient number, since it is larger than the sum of its proper divisors (545009498).

885640366 is a wasteful number, since it uses less digits than its factorization.

885640366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34063106.

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 885640366 is about 29759.7104488602. The cubic root of 885640366 is about 960.3269885818.

The spelling of 885640366 in words is "eight hundred eighty-five million, six hundred forty thousand, three hundred sixty-six".