265286442 has 8 divisors (see below), whose sum is σ = 530572896. Its totient is φ = 88428812.

The previous prime is 265286429. The next prime is 265286449. The reversal of 265286442 is 244682562.

It is a sphenic number, since it is the product of 3 distinct primes.

265286442 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 265286442.

It is not an unprimeable number, because it can be changed into a prime (265286449) 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 3 ways as a sum of consecutive naturals, for example, 22107198 + ... + 22107209.

It is an arithmetic number, because the mean of its divisors is an integer number (66321612).

Almost surely, 2^265286442 is an apocalyptic number.

265286442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

265286442 is a wasteful number, since it uses less digits than its factorization.

265286442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44214412.

The product of its digits is 184320, while the sum is 39.

The square root of 265286442 is about 16287.6162160090. The cubic root of 265286442 is about 642.5471747422.

The spelling of 265286442 in words is "two hundred sixty-five million, two hundred eighty-six thousand, four hundred forty-two".