265480704 has 120 divisors (see below), whose sum is σ = 811504980. Its totient is φ = 83263488.

The previous prime is 265480639. The next prime is 265480717. The reversal of 265480704 is 407084562.

It can be written as a sum of positive squares in 2 ways, for example, as 214329600 + 51151104 = 14640^2 + 7152^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

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, 76642 + ... + 80030.

Almost surely, 2^265480704 is an apocalyptic number.

265480704 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 265480704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (405752490).

265480704 is an abundant number, since it is smaller than the sum of its proper divisors (546024276).

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

265480704 is a wasteful number, since it uses less digits than its factorization.

265480704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3430 (or 3411 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 265480704 is about 16293.5786124473. The cubic root of 265480704 is about 642.7039763773.

The spelling of 265480704 in words is "two hundred sixty-five million, four hundred eighty thousand, seven hundred four".