881022252 has 48 divisors (see below), whose sum is σ = 2244420864. Its totient is φ = 266760000.

The previous prime is 881022239. The next prime is 881022253. The reversal of 881022252 is 252220188.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (881022253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249177 + ... + 252687.

It is an arithmetic number, because the mean of its divisors is an integer number (46758768).

Almost surely, 2^881022252 is an apocalyptic number.

It is an amenable number.

881022252 is an abundant number, since it is smaller than the sum of its proper divisors (1363398612).

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

881022252 is a wasteful number, since it uses less digits than its factorization.

881022252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5430 (or 5428 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 30.

The square root of 881022252 is about 29682.0190014089. The cubic root of 881022252 is about 958.6548913484.

The spelling of 881022252 in words is "eight hundred eighty-one million, twenty-two thousand, two hundred fifty-two".