884653440 has 128 divisors (see below), whose sum is σ = 3076254720. Its totient is φ = 214456320.

The previous prime is 884653403. The next prime is 884653447. The reversal of 884653440 is 44356488.

884653440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×884653440² = 1565223417807667200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 884653392 and 884653401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (884653447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177 + ... + 42063.

It is an arithmetic number, because the mean of its divisors is an integer number (24033240).

Almost surely, 2^884653440 is an apocalyptic number.

884653440 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 884653440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1538127360).

884653440 is an abundant number, since it is smaller than the sum of its proper divisors (2191601280).

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

884653440 is a wasteful number, since it uses less digits than its factorization.

884653440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41920 (or 41908 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The square root of 884653440 is about 29743.1242474626. The cubic root of 884653440 is about 959.9701379600.

The spelling of 884653440 in words is "eight hundred eighty-four million, six hundred fifty-three thousand, four hundred forty".