885212172 has 48 divisors (see below), whose sum is σ = 2471536480. Its totient is φ = 272372544.

The previous prime is 885212171. The next prime is 885212183. The reversal of 885212172 is 271212588.

It is a super-3 number, since 3×885212172³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (885212171) 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 15 ways as a sum of consecutive naturals, for example, 313843 + ... + 316650.

Almost surely, 2^885212172 is an apocalyptic number.

It is an amenable number.

885212172 is an abundant number, since it is smaller than the sum of its proper divisors (1586324308).

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

885212172 is a wasteful number, since it uses less digits than its factorization.

885212172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630519 (or 630511 counting only the distinct ones).

The product of its digits is 17920, while the sum is 36.

The square root of 885212172 is about 29752.5153894591. The cubic root of 885212172 is about 960.1721956738.

The spelling of 885212172 in words is "eight hundred eighty-five million, two hundred twelve thousand, one hundred seventy-two".