4975866 has 96 divisors (see below), whose sum is σ = 13747968. Its totient is φ = 1267200.

The previous prime is 4975847. The next prime is 4975877. The reversal of 4975866 is 6685794.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49216 + ... + 49316.

It is an arithmetic number, because the mean of its divisors is an integer number (143208).

Almost surely, 2^4975866 is an apocalyptic number.

4975866 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4975866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6873984).

4975866 is an abundant number, since it is smaller than the sum of its proper divisors (8772102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4975866 is a wasteful number, since it uses less digits than its factorization.

4975866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 153 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 4975866 is about 2230.6649232908. The cubic root of 4975866 is about 170.7220270911.

The spelling of 4975866 in words is "four million, nine hundred seventy-five thousand, eight hundred sixty-six".