4638006 has 16 divisors (see below), whose sum is σ = 10306800. Its totient is φ = 1545984.

The previous prime is 4638001. The next prime is 4638017. The reversal of 4638006 is 6008364.

It is a super-2 number, since 2×4638006² = 43022199312072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4638001) 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 7 ways as a sum of consecutive naturals, for example, 42891 + ... + 42998.

It is an arithmetic number, because the mean of its divisors is an integer number (644175).

Almost surely, 2^4638006 is an apocalyptic number.

4638006 is an abundant number, since it is smaller than the sum of its proper divisors (5668794).

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

4638006 is a wasteful number, since it uses less digits than its factorization.

4638006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85900 (or 85894 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 4638006 is about 2153.6030274867. The cubic root of 4638006 is about 166.7671225506.

The spelling of 4638006 in words is "four million, six hundred thirty-eight thousand, six".