52578417 has 8 divisors (see below), whose sum is σ = 70140096. Its totient is φ = 35034512.

The previous prime is 52578397. The next prime is 52578419. The reversal of 52578417 is 71487525.

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

It is a cyclic number.

It is not a de Polignac number, because 52578417 - 2¹² = 52574321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52578419) 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, 5908 + ... + 11834.

It is an arithmetic number, because the mean of its divisors is an integer number (8767512).

Almost surely, 2^52578417 is an apocalyptic number.

It is an amenable number.

52578417 is a deficient number, since it is larger than the sum of its proper divisors (17561679).

52578417 is a wasteful number, since it uses less digits than its factorization.

52578417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8887.

The product of its digits is 78400, while the sum is 39.

The square root of 52578417 is about 7251.0976410472. The cubic root of 52578417 is about 374.6299567459.

The spelling of 52578417 in words is "fifty-two million, five hundred seventy-eight thousand, four hundred seventeen".