52604665 has 4 divisors (see below), whose sum is σ = 63125604. Its totient is φ = 42083728.

The previous prime is 52604663. The next prime is 52604677. The reversal of 52604665 is 56640625.

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 38489616 + 14115049 = 6204^2 + 3757^2 .

It is a cyclic number.

It is not a de Polignac number, because 52604665 - 2¹ = 52604663 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52604665.

It is not an unprimeable number, because it can be changed into a prime (52604663) 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, 5260462 + ... + 5260471.

It is an arithmetic number, because the mean of its divisors is an integer number (15781401).

Almost surely, 2^52604665 is an apocalyptic number.

It is an amenable number.

52604665 is a deficient number, since it is larger than the sum of its proper divisors (10520939).

52604665 is a wasteful number, since it uses less digits than its factorization.

52604665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10520938.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 52604665 is about 7252.9073480915. The cubic root of 52604665 is about 374.6922868286.

The spelling of 52604665 in words is "fifty-two million, six hundred four thousand, six hundred sixty-five".