265873073 has 8 divisors (see below), whose sum is σ = 275584680. Its totient is φ = 256197760.

The previous prime is 265873051. The next prime is 265873079. The reversal of 265873073 is 370378562.

It can be written as a sum of positive squares in 4 ways, for example, as 85264 + 265787809 = 292^2 + 16303^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265873073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 265873073.

It is not an unprimeable number, because it can be changed into a prime (265873079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6311 + ... + 23907.

It is an arithmetic number, because the mean of its divisors is an integer number (34448085).

Almost surely, 2^265873073 is an apocalyptic number.

It is an amenable number.

265873073 is a deficient number, since it is larger than the sum of its proper divisors (9711607).

265873073 is a wasteful number, since it uses less digits than its factorization.

265873073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18147.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 265873073 is about 16305.6147691524. The cubic root of 265873073 is about 643.0204500783.

The spelling of 265873073 in words is "two hundred sixty-five million, eight hundred seventy-three thousand, seventy-three".