885574138 has 16 divisors (see below), whose sum is σ = 1354382856. Its totient is φ = 434125120.

The previous prime is 885574091. The next prime is 885574139. The reversal of 885574138 is 831475588.

It can be written as a sum of positive squares in 4 ways, for example, as 869837049 + 15737089 = 29493^2 + 3967^2 .

It is a junction number, because it is equal to n+sod(n) for n = 885574091 and 885574100.

It is not an unprimeable number, because it can be changed into a prime (885574139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245508 + ... + 249088.

Almost surely, 2^885574138 is an apocalyptic number.

885574138 is a deficient number, since it is larger than the sum of its proper divisors (468808718).

885574138 is a wasteful number, since it uses less digits than its factorization.

885574138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5969.

The product of its digits is 1075200, while the sum is 49.

The square root of 885574138 is about 29758.5977156183. The cubic root of 885574138 is about 960.3030503018.

The spelling of 885574138 in words is "eight hundred eighty-five million, five hundred seventy-four thousand, one hundred thirty-eight".