52435257 has 8 divisors (see below), whose sum is σ = 79901376. Its totient is φ = 29962992.

The previous prime is 52435249. The next prime is 52435289. The reversal of 52435257 is 75253425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52435257 - 2³ = 52435249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52435217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1248438 + ... + 1248479.

It is an arithmetic number, because the mean of its divisors is an integer number (9987672).

Almost surely, 2^52435257 is an apocalyptic number.

It is an amenable number.

52435257 is a deficient number, since it is larger than the sum of its proper divisors (27466119).

52435257 is a wasteful number, since it uses less digits than its factorization.

52435257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2496927.

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

The square root of 52435257 is about 7241.2193034046. The cubic root of 52435257 is about 374.2896347552.

The spelling of 52435257 in words is "fifty-two million, four hundred thirty-five thousand, two hundred fifty-seven".