265721482 has 8 divisors (see below), whose sum is σ = 429242436. Its totient is φ = 122640672.

The previous prime is 265721473. The next prime is 265721483. The reversal of 265721482 is 284127562.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 243640881 + 22080601 = 15609^2 + 4699^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (265721483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5110003 + ... + 5110054.

Almost surely, 2^265721482 is an apocalyptic number.

265721482 is a deficient number, since it is larger than the sum of its proper divisors (163520954).

265721482 is a wasteful number, since it uses less digits than its factorization.

265721482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10220072.

The product of its digits is 53760, while the sum is 37.

The square root of 265721482 is about 16300.9656769162. The cubic root of 265721482 is about 642.8982180127.

The spelling of 265721482 in words is "two hundred sixty-five million, seven hundred twenty-one thousand, four hundred eighty-two".