52257441 has 4 divisors (see below), whose sum is σ = 69676592. Its totient is φ = 34838292.

The previous prime is 52257437. The next prime is 52257451. The reversal of 52257441 is 14475225.

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 not a de Polignac number, because 52257441 - 2² = 52257437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52257399 and 52257408.

It is not an unprimeable number, because it can be changed into a prime (52257451) 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, 8709571 + ... + 8709576.

It is an arithmetic number, because the mean of its divisors is an integer number (17419148).

Almost surely, 2^52257441 is an apocalyptic number.

It is an amenable number.

52257441 is a deficient number, since it is larger than the sum of its proper divisors (17419151).

52257441 is a wasteful number, since it uses less digits than its factorization.

52257441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17419150.

The product of its digits is 11200, while the sum is 30.

The square root of 52257441 is about 7228.9308338094. The cubic root of 52257441 is about 373.8660644074.

The spelling of 52257441 in words is "fifty-two million, two hundred fifty-seven thousand, four hundred forty-one".