265832420 has 144 divisors (see below), whose sum is σ = 699672960. Its totient is φ = 82861056.

The previous prime is 265832419. The next prime is 265832429. The reversal of 265832420 is 24238562.

265832420 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (265832429) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3641504 + ... + 3641576.

It is an arithmetic number, because the mean of its divisors is an integer number (4858840).

Almost surely, 2^265832420 is an apocalyptic number.

265832420 is a gapful number since it is divisible by the number (20) 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 265832420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (349836480).

265832420 is an abundant number, since it is smaller than the sum of its proper divisors (433840540).

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

265832420 is a wasteful number, since it uses less digits than its factorization.

265832420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 265832420 is about 16304.3681263642. The cubic root of 265832420 is about 642.9876749869.

The spelling of 265832420 in words is "two hundred sixty-five million, eight hundred thirty-two thousand, four hundred twenty".