4382638 has 16 divisors (see below), whose sum is σ = 7202160. Its totient is φ = 1987776.

The previous prime is 4382629. The next prime is 4382647. The reversal of 4382638 is 8362834.

It is an interprime number because it is at equal distance from previous prime (4382629) and next prime (4382647).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106 + ... + 2962.

It is an arithmetic number, because the mean of its divisors is an integer number (450135).

Almost surely, 2^4382638 is an apocalyptic number.

4382638 is a deficient number, since it is larger than the sum of its proper divisors (2819522).

4382638 is a wasteful number, since it uses less digits than its factorization.

4382638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2931.

The product of its digits is 27648, while the sum is 34.

The square root of 4382638 is about 2093.4751013566. The cubic root of 4382638 is about 163.6484388583.

The spelling of 4382638 in words is "four million, three hundred eighty-two thousand, six hundred thirty-eight".