542260265 has 4 divisors (see below), whose sum is σ = 650712324. Its totient is φ = 433808208.

The previous prime is 542260261. The next prime is 542260283. The reversal of 542260265 is 562062245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 237653056 + 304607209 = 15416^2 + 17453^2 .

It is a cyclic number.

It is not a de Polignac number, because 542260265 - 2² = 542260261 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (542260261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54226022 + ... + 54226031.

It is an arithmetic number, because the mean of its divisors is an integer number (162678081).

Almost surely, 2^542260265 is an apocalyptic number.

It is an amenable number.

542260265 is a deficient number, since it is larger than the sum of its proper divisors (108452059).

542260265 is a wasteful number, since it uses less digits than its factorization.

542260265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108452058.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 542260265 is about 23286.4824522726. The cubic root of 542260265 is about 815.4598706922.

The spelling of 542260265 in words is "five hundred forty-two million, two hundred sixty thousand, two hundred sixty-five".