265505424 has 20 divisors (see below), whose sum is σ = 685889136. Its totient is φ = 88501792.

The previous prime is 265505419. The next prime is 265505441. The reversal of 265505424 is 424505562.

265505424 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2765634 + ... + 2765729.

Almost surely, 2^265505424 is an apocalyptic number.

265505424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

265505424 is an abundant number, since it is smaller than the sum of its proper divisors (420383712).

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

265505424 is a wasteful number, since it uses less digits than its factorization.

265505424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5531374 (or 5531368 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 265505424 is about 16294.3371758412. The cubic root of 265505424 is about 642.7239240282.

The spelling of 265505424 in words is "two hundred sixty-five million, five hundred five thousand, four hundred twenty-four".