4866138 has 24 divisors (see below), whose sum is σ = 10790208. Its totient is φ = 1584072.

The previous prime is 4866091. The next prime is 4866139. The reversal of 4866138 is 8316684.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4866139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2370 + ... + 3917.

It is an arithmetic number, because the mean of its divisors is an integer number (449592).

Almost surely, 2^4866138 is an apocalyptic number.

4866138 is an abundant number, since it is smaller than the sum of its proper divisors (5924070).

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

4866138 is a wasteful number, since it uses less digits than its factorization.

4866138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6338 (or 6335 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 4866138 is about 2205.9324559016. The cubic root of 4866138 is about 169.4577648182.

The spelling of 4866138 in words is "four million, eight hundred sixty-six thousand, one hundred thirty-eight".