885407 has 4 divisors (see below), whose sum is σ = 893640. Its totient is φ = 877176.

The previous prime is 885403. The next prime is 885421. The reversal of 885407 is 704588.

885407 is nontrivially palindromic in base 5.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 885407 - 2² = 885403 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (885403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3953 + ... + 4170.

It is an arithmetic number, because the mean of its divisors is an integer number (223410).

2⁸⁸⁵⁴⁰⁷ is an apocalyptic number.

885407 is a deficient number, since it is larger than the sum of its proper divisors (8233).

885407 is a wasteful number, since it uses less digits than its factorization.

885407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8232.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 885407 is about 940.9606793060. The cubic root of 885407 is about 96.0242632537.

The spelling of 885407 in words is "eight hundred eighty-five thousand, four hundred seven".