52550501 has 4 divisors (see below), whose sum is σ = 52740492. Its totient is φ = 52360512.

The previous prime is 52550489. The next prime is 52550503. The reversal of 52550501 is 10505525.

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 9333025 + 43217476 = 3055^2 + 6574^2 .

It is a cyclic number.

It is not a de Polignac number, because 52550501 - 2¹⁰ = 52549477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52550503) 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, 94580 + ... + 95133.

It is an arithmetic number, because the mean of its divisors is an integer number (13185123).

Almost surely, 2^52550501 is an apocalyptic number.

It is an amenable number.

52550501 is a deficient number, since it is larger than the sum of its proper divisors (189991).

52550501 is a wasteful number, since it uses less digits than its factorization.

52550501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189990.

The product of its (nonzero) digits is 1250, while the sum is 23.

The square root of 52550501 is about 7249.1724355267. The cubic root of 52550501 is about 374.5636429622.

The spelling of 52550501 in words is "fifty-two million, five hundred fifty thousand, five hundred one".