265732416 has 84 divisors (see below), whose sum is σ = 767384800. Its totient is φ = 87913728.

The previous prime is 265732361. The next prime is 265732421. The reversal of 265732416 is 614237562.

It is a super-2 number, since 2×265732416² = 141227433826394112, which contains 22 as substring.

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

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 78405 + ... + 81723.

Almost surely, 2^265732416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265732416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383692400).

265732416 is an abundant number, since it is smaller than the sum of its proper divisors (501652384).

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

265732416 is a wasteful number, since it uses less digits than its factorization.

265732416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3476 (or 3463 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 265732416 is about 16301.3010523700. The cubic root of 265732416 is about 642.9070359583.

Adding to 265732416 its reverse (614237562), we get a palindrome (879969978).

The spelling of 265732416 in words is "two hundred sixty-five million, seven hundred thirty-two thousand, four hundred sixteen".