52457253 has 4 divisors (see below), whose sum is σ = 69943008. Its totient is φ = 34971500.

The previous prime is 52457221. The next prime is 52457263. The reversal of 52457253 is 35275425.

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 52457253 - 2⁵ = 52457221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52457213) 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, 8742873 + ... + 8742878.

It is an arithmetic number, because the mean of its divisors is an integer number (17485752).

Almost surely, 2^52457253 is an apocalyptic number.

It is an amenable number.

52457253 is a deficient number, since it is larger than the sum of its proper divisors (17485755).

52457253 is a wasteful number, since it uses less digits than its factorization.

52457253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17485754.

The product of its digits is 42000, while the sum is 33.

The square root of 52457253 is about 7242.7379491460. The cubic root of 52457253 is about 374.3419642013.

The spelling of 52457253 in words is "fifty-two million, four hundred fifty-seven thousand, two hundred fifty-three".