2548857 has 8 divisors (see below), whose sum is σ = 3470976. Its totient is φ = 1662992.

The previous prime is 2548853. The next prime is 2548877. The reversal of 2548857 is 7588452.

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 2548857 - 2² = 2548853 is a prime.

2548857 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2548853) 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, 8898 + ... + 9179.

It is an arithmetic number, because the mean of its divisors is an integer number (433872).

2^2548857 is an apocalyptic number.

It is an amenable number.

2548857 is a deficient number, since it is larger than the sum of its proper divisors (922119).

2548857 is a wasteful number, since it uses less digits than its factorization.

2548857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18127.

The product of its digits is 89600, while the sum is 39.

The square root of 2548857 is about 1596.5140149714. The cubic root of 2548857 is about 136.5993051605.

The spelling of 2548857 in words is "two million, five hundred forty-eight thousand, eight hundred fifty-seven".