884408121 has 27 divisors (see below), whose sum is σ = 1338541477. Its totient is φ = 562661880.

The previous prime is 884408101. The next prime is 884408123. The reversal of 884408121 is 121804488.

It is a happy number.

The square root of 884408121 is 29739.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 884408121 - 2¹¹ = 884406073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (884408123) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2051776 + ... + 2052206.

Almost surely, 2^884408121 is an apocalyptic number.

884408121 is the 29739-th square number.

884408121 is the 14870-th centered octagonal number.

It is an amenable number.

884408121 is a deficient number, since it is larger than the sum of its proper divisors (454133356).

884408121 is an equidigital number, since it uses as much as digits as its factorization.

884408121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 36.

The cubic root of 884408121 is about 959.8813948525.

Multiplying 884408121 by its sum of digits (36), we get a square (31838692356 = 178434²).

Multiplying 884408121 by its product of nonzero digits (16384), we get a square (14490142654464 = 3806592²).

The spelling of 884408121 in words is "eight hundred eighty-four million, four hundred eight thousand, one hundred twenty-one".