265435968 has 112 divisors (see below), whose sum is σ = 822374784. Its totient is φ = 73973760.

The previous prime is 265435897. The next prime is 265435997. The reversal of 265435968 is 869534562.

265435968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52696 + ... + 57512.

It is an arithmetic number, because the mean of its divisors is an integer number (7342632).

Almost surely, 2^265435968 is an apocalyptic number.

265435968 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265435968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (411187392).

265435968 is an abundant number, since it is smaller than the sum of its proper divisors (556938816).

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

265435968 is a wasteful number, since it uses less digits than its factorization.

265435968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4880 (or 4870 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The square root of 265435968 is about 16292.2057438519. The cubic root of 265435968 is about 642.6678737908.

The spelling of 265435968 in words is "two hundred sixty-five million, four hundred thirty-five thousand, nine hundred sixty-eight".