52057277 has 4 divisors (see below), whose sum is σ = 53736576. Its totient is φ = 50377980.

The previous prime is 52057267. The next prime is 52057297. The reversal of 52057277 is 77275025.

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 52057277 - 2⁸ = 52057021 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 (52057237) 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, 839603 + ... + 839664.

It is an arithmetic number, because the mean of its divisors is an integer number (13434144).

Almost surely, 2^52057277 is an apocalyptic number.

It is an amenable number.

52057277 is a deficient number, since it is larger than the sum of its proper divisors (1679299).

52057277 is a wasteful number, since it uses less digits than its factorization.

52057277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679298.

The product of its (nonzero) digits is 34300, while the sum is 35.

The square root of 52057277 is about 7215.0729033046. The cubic root of 52057277 is about 373.3881083711.

The spelling of 52057277 in words is "fifty-two million, fifty-seven thousand, two hundred seventy-seven".