265383798 has 32 divisors (see below), whose sum is σ = 555054336. Its totient is φ = 84430368.

The previous prime is 265383791. The next prime is 265383799. The reversal of 265383798 is 897383562.

It is a self number, because there is not a number n which added to its sum of digits gives 265383798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265383791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70336 + ... + 74012.

It is an arithmetic number, because the mean of its divisors is an integer number (17345448).

Almost surely, 2^265383798 is an apocalyptic number.

265383798 is an abundant number, since it is smaller than the sum of its proper divisors (289670538).

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

265383798 is a wasteful number, since it uses less digits than its factorization.

265383798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4228.

The product of its digits is 2177280, while the sum is 51.

The square root of 265383798 is about 16290.6045928320. The cubic root of 265383798 is about 642.6257667370.

The spelling of 265383798 in words is "two hundred sixty-five million, three hundred eighty-three thousand, seven hundred ninety-eight".