52967557 has 4 divisors (see below), whose sum is σ = 53284896. Its totient is φ = 52650220.

The previous prime is 52967533. The next prime is 52967567. The reversal of 52967557 is 75576925.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52967557 - 2⁷ = 52967429 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 (52967527) 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, 158419 + ... + 158752.

It is an arithmetic number, because the mean of its divisors is an integer number (13321224).

Almost surely, 2^52967557 is an apocalyptic number.

It is an amenable number.

52967557 is a deficient number, since it is larger than the sum of its proper divisors (317339).

52967557 is a wasteful number, since it uses less digits than its factorization.

52967557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317338.

The product of its digits is 661500, while the sum is 46.

The square root of 52967557 is about 7277.8813538007. The cubic root of 52967557 is about 375.5519150114.

It can be divided in two parts, 529 and 67557, that added together give a palindrome (68086).

The spelling of 52967557 in words is "fifty-two million, nine hundred sixty-seven thousand, five hundred fifty-seven".