4638087 has 16 divisors (see below), whose sum is σ = 6906880. Its totient is φ = 3076056.

The previous prime is 4638077. The next prime is 4638089. The reversal of 4638087 is 7808364.

It is not a de Polignac number, because 4638087 - 2¹¹ = 4636039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4638089) 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 15 ways as a sum of consecutive naturals, for example, 7338 + ... + 7944.

It is an arithmetic number, because the mean of its divisors is an integer number (431680).

Almost surely, 2^4638087 is an apocalyptic number.

4638087 is a deficient number, since it is larger than the sum of its proper divisors (2268793).

4638087 is a wasteful number, since it uses less digits than its factorization.

4638087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899 (or 893 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 4638087 is about 2153.6218330988. The cubic root of 4638087 is about 166.7680933743.

The spelling of 4638087 in words is "four million, six hundred thirty-eight thousand, eighty-seven".