265288972 has 12 divisors (see below), whose sum is σ = 499967776. Its totient is φ = 122441040.

The previous prime is 265288967. The next prime is 265288981. The reversal of 265288972 is 279882562.

It is a happy number.

It is an unprimeable number.

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, 2550804 + ... + 2550907.

Almost surely, 2^265288972 is an apocalyptic number.

It is an amenable number.

265288972 is a deficient number, since it is larger than the sum of its proper divisors (234678804).

265288972 is a wasteful number, since it uses less digits than its factorization.

265288972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5101728 (or 5101726 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 265288972 is about 16287.6938821922. The cubic root of 265288972 is about 642.5492173635.

The spelling of 265288972 in words is "two hundred sixty-five million, two hundred eighty-eight thousand, nine hundred seventy-two".