265254012 has 72 divisors (see below), whose sum is σ = 685312992. Its totient is φ = 86486400.

The previous prime is 265254001. The next prime is 265254019. The reversal of 265254012 is 210452562.

265254012 is a `hidden beast` number, since 2 + 652 + 5 + 4 + 0 + 1 + 2 = 666.

It is a super-2 number, since 2×265254012² = 140719381764192288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265254019) 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 23 ways as a sum of consecutive naturals, for example, 400962 + ... + 401622.

It is an arithmetic number, because the mean of its divisors is an integer number (9518236).

Almost surely, 2^265254012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265254012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342656496).

265254012 is an abundant number, since it is smaller than the sum of its proper divisors (420058980).

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

265254012 is a wasteful number, since it uses less digits than its factorization.

265254012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 265254012 is about 16286.6206439519. The cubic root of 265254012 is about 642.5209909013.

The spelling of 265254012 in words is "two hundred sixty-five million, two hundred fifty-four thousand, twelve".