885517427 has 4 divisors (see below), whose sum is σ = 885655680. Its totient is φ = 885379176.

The previous prime is 885517421. The next prime is 885517483. The reversal of 885517427 is 724715588.

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 885517427 - 2¹⁰ = 885516403 is a prime.

It is a super-2 number, since 2×885517427² = 1568282227041400658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (885517421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59027 + ... + 72492.

It is an arithmetic number, because the mean of its divisors is an integer number (221413920).

Almost surely, 2^885517427 is an apocalyptic number.

885517427 is a deficient number, since it is larger than the sum of its proper divisors (138253).

885517427 is a wasteful number, since it uses less digits than its factorization.

885517427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138252.

The product of its digits is 627200, while the sum is 47.

The square root of 885517427 is about 29757.6448496853. The cubic root of 885517427 is about 960.2825510172.

The spelling of 885517427 in words is "eight hundred eighty-five million, five hundred seventeen thousand, four hundred twenty-seven".