4871866 has 32 divisors (see below), whose sum is σ = 8164800. Its totient is φ = 2171520.

The previous prime is 4871863. The next prime is 4871869. The reversal of 4871866 is 6681784.

4871866 = 9² + 10² + ... + 244².

It is an interprime number because it is at equal distance from previous prime (4871863) and next prime (4871869).

It is not an unprimeable number, because it can be changed into a prime (4871861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82545 + ... + 82603.

It is an arithmetic number, because the mean of its divisors is an integer number (255150).

Almost surely, 2^4871866 is an apocalyptic number.

4871866 is a deficient number, since it is larger than the sum of its proper divisors (3292934).

4871866 is a wasteful number, since it uses less digits than its factorization.

4871866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174.

The product of its digits is 64512, while the sum is 40.

The square root of 4871866 is about 2207.2303912369. The cubic root of 4871866 is about 169.5242291252.

It can be divided in two parts, 48718 and 66, that added together give a palindrome (48784).

The spelling of 4871866 in words is "four million, eight hundred seventy-one thousand, eight hundred sixty-six".