52799965 has 4 divisors (see below), whose sum is σ = 63359964. Its totient is φ = 42239968.

The previous prime is 52799947. The next prime is 52799983. The reversal of 52799965 is 56999725.

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

It is an interprime number because it is at equal distance from previous prime (52799947) and next prime (52799983).

It can be written as a sum of positive squares in 2 ways, for example, as 35176761 + 17623204 = 5931^2 + 4198^2 .

It is a cyclic number.

It is not a de Polignac number, because 52799965 - 2¹¹ = 52797917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5279992 + ... + 5280001.

It is an arithmetic number, because the mean of its divisors is an integer number (15839991).

Almost surely, 2^52799965 is an apocalyptic number.

It is an amenable number.

52799965 is a deficient number, since it is larger than the sum of its proper divisors (10559999).

52799965 is a wasteful number, since it uses less digits than its factorization.

52799965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10559998.

The product of its digits is 1530900, while the sum is 52.

The square root of 52799965 is about 7266.3584414753. The cubic root of 52799965 is about 375.1554081792.

The spelling of 52799965 in words is "fifty-two million, seven hundred ninety-nine thousand, nine hundred sixty-five".