265271742 has 48 divisors (see below), whose sum is σ = 603577728. Its totient is φ = 84039120.

The previous prime is 265271717. The next prime is 265271771. The reversal of 265271742 is 247172562.

It is a happy number.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 265271697 and 265271706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65517 + ... + 69447.

It is an arithmetic number, because the mean of its divisors is an integer number (12574536).

Almost surely, 2^265271742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265271742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301788864).

265271742 is an abundant number, since it is smaller than the sum of its proper divisors (338305986).

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

265271742 is a wasteful number, since it uses less digits than its factorization.

265271742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4125 (or 4122 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 265271742 is about 16287.1649466689. The cubic root of 265271742 is about 642.5353062906.

The spelling of 265271742 in words is "two hundred sixty-five million, two hundred seventy-one thousand, seven hundred forty-two".