52661201 has 4 divisors (see below), whose sum is σ = 52676532. Its totient is φ = 52645872.

The previous prime is 52661159. The next prime is 52661207. The reversal of 52661201 is 10216625.

52661201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 33651601 + 19009600 = 5801^2 + 4360^2 .

It is a cyclic number.

It is not a de Polignac number, because 52661201 - 2⁶ = 52661137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52661207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131 + ... + 10263.

It is an arithmetic number, because the mean of its divisors is an integer number (13169133).

Almost surely, 2^52661201 is an apocalyptic number.

It is an amenable number.

52661201 is a deficient number, since it is larger than the sum of its proper divisors (15331).

52661201 is a wasteful number, since it uses less digits than its factorization.

52661201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15330.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 52661201 is about 7256.8037730119. The cubic root of 52661201 is about 374.8264702307.

Adding to 52661201 its reverse (10216625), we get a palindrome (62877826).

The spelling of 52661201 in words is "fifty-two million, six hundred sixty-one thousand, two hundred one".