4659138 has 24 divisors (see below), whose sum is σ = 11012976. Its totient is φ = 1411800.

The previous prime is 4659131. The next prime is 4659181. The reversal of 4659138 is 8319564.

It is not an unprimeable number, because it can be changed into a prime (4659131) 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 11 ways as a sum of consecutive naturals, for example, 11568 + ... + 11963.

It is an arithmetic number, because the mean of its divisors is an integer number (458874).

Almost surely, 2^4659138 is an apocalyptic number.

4659138 is an abundant number, since it is smaller than the sum of its proper divisors (6353838).

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

4659138 is a wasteful number, since it uses less digits than its factorization.

4659138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23550 (or 23547 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 4659138 is about 2158.5036483638. The cubic root of 4659138 is about 167.0200174411.

The spelling of 4659138 in words is "four million, six hundred fifty-nine thousand, one hundred thirty-eight".