265798422 has 40 divisors (see below), whose sum is σ = 605701800. Its totient is φ = 87094656.

The previous prime is 265798409. The next prime is 265798457. The reversal of 265798422 is 224897562.

It is a super-2 number, since 2×265798422² = 141297602275380168, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4347 + ... + 23462.

It is an arithmetic number, because the mean of its divisors is an integer number (15142545).

Almost surely, 2^265798422 is an apocalyptic number.

265798422 is an abundant number, since it is smaller than the sum of its proper divisors (339903378).

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

265798422 is a wasteful number, since it uses less digits than its factorization.

265798422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27882 (or 27873 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 265798422 is about 16303.3254889915. The cubic root of 265798422 is about 642.9602626959.

The spelling of 265798422 in words is "two hundred sixty-five million, seven hundred ninety-eight thousand, four hundred twenty-two".