4282638 has 16 divisors (see below), whose sum is σ = 9016320. Its totient is φ = 1352376.

The previous prime is 4282631. The next prime is 4282651. The reversal of 4282638 is 8362824.

It is a junction number, because it is equal to n+sod(n) for n = 4282599 and 4282608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4282631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18670 + ... + 18897.

It is an arithmetic number, because the mean of its divisors is an integer number (563520).

Almost surely, 2^4282638 is an apocalyptic number.

4282638 is an abundant number, since it is smaller than the sum of its proper divisors (4733682).

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

4282638 is a wasteful number, since it uses less digits than its factorization.

4282638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37591.

The product of its digits is 18432, while the sum is 33.

The square root of 4282638 is about 2069.4535510612. The cubic root of 4282638 is about 162.3941780452.

The spelling of 4282638 in words is "four million, two hundred eighty-two thousand, six hundred thirty-eight".