882021090 has 64 divisors (see below), whose sum is σ = 2159032320. Its totient is φ = 230543040.

The previous prime is 882021073. The next prime is 882021121. The reversal of 882021090 is 90120288.

It is a super-2 number, since 2×882021090² = 1555922406409576200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 967735 + ... + 968645.

It is an arithmetic number, because the mean of its divisors is an integer number (33734880).

Almost surely, 2^882021090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 882021090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1079516160).

882021090 is an abundant number, since it is smaller than the sum of its proper divisors (1277011230).

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

882021090 is a wasteful number, since it uses less digits than its factorization.

882021090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1527.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 882021090 is about 29698.8398763319. The cubic root of 882021090 is about 959.0170385763.

The spelling of 882021090 in words is "eight hundred eighty-two million, twenty-one thousand, ninety".