5578257 has 8 divisors (see below), whose sum is σ = 7542720. Its totient is φ = 3666320.

The previous prime is 5578241. The next prime is 5578277. The reversal of 5578257 is 7528755.

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 5578257 - 2⁴ = 5578241 is a prime.

It is a super-2 number, since 2×5578257² = 62233902316098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5578277) 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, 12882 + ... + 13307.

It is an arithmetic number, because the mean of its divisors is an integer number (942840).

Almost surely, 2^5578257 is an apocalyptic number.

It is an amenable number.

5578257 is a deficient number, since it is larger than the sum of its proper divisors (1964463).

5578257 is a wasteful number, since it uses less digits than its factorization.

5578257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26263.

The product of its digits is 98000, while the sum is 39.

The square root of 5578257 is about 2361.8333980194. The cubic root of 5578257 is about 177.3506725309.

The spelling of 5578257 in words is "five million, five hundred seventy-eight thousand, two hundred fifty-seven".