4927857 has 16 divisors (see below), whose sum is σ = 7292160. Its totient is φ = 2934800.

The previous prime is 4927823. The next prime is 4927861. The reversal of 4927857 is 7587294.

It is not a de Polignac number, because 4927857 - 2¹⁹ = 4403569 is a prime.

It is a super-2 number, since 2×4927857² = 48567549224898, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4927157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 682 + ... + 3212.

It is an arithmetic number, because the mean of its divisors is an integer number (455760).

Almost surely, 2^4927857 is an apocalyptic number.

It is an amenable number.

4927857 is a deficient number, since it is larger than the sum of its proper divisors (2364303).

4927857 is a wasteful number, since it uses less digits than its factorization.

4927857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604.

The product of its digits is 141120, while the sum is 42.

The square root of 4927857 is about 2219.8776993339. The cubic root of 4927857 is about 170.1711885717.

The spelling of 4927857 in words is "four million, nine hundred twenty-seven thousand, eight hundred fifty-seven".