265391952 has 40 divisors (see below), whose sum is σ = 783539136. Its totient is φ = 75826176.

The previous prime is 265391923. The next prime is 265391957. The reversal of 265391952 is 259193562.

265391952 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265391957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394593 + ... + 395264.

Almost surely, 2^265391952 is an apocalyptic number.

It is an amenable number.

265391952 is an abundant number, since it is smaller than the sum of its proper divisors (518147184).

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

265391952 is a wasteful number, since it uses less digits than its factorization.

265391952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789875 (or 789869 counting only the distinct ones).

The product of its digits is 145800, while the sum is 42.

The square root of 265391952 is about 16290.8548578643. The cubic root of 265391952 is about 642.6323482953.

The spelling of 265391952 in words is "two hundred sixty-five million, three hundred ninety-one thousand, nine hundred fifty-two".