265049424 has 120 divisors (see below), whose sum is σ = 784592640. Its totient is φ = 83356416.

The previous prime is 265049423. The next prime is 265049467. The reversal of 265049424 is 424940562.

265049424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265049423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 261142 + ... + 262154.

It is an arithmetic number, because the mean of its divisors is an integer number (6538272).

Almost surely, 2^265049424 is an apocalyptic number.

265049424 is a gapful number since it is divisible by the number (24) 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 265049424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392296320).

265049424 is an abundant number, since it is smaller than the sum of its proper divisors (519543216).

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

265049424 is a wasteful number, since it uses less digits than its factorization.

265049424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129 (or 1120 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 265049424 is about 16280.3385714180. The cubic root of 265049424 is about 642.3557582199.

Adding to 265049424 its reverse (424940562), we get a palindrome (689989986).

The spelling of 265049424 in words is "two hundred sixty-five million, forty-nine thousand, four hundred twenty-four".