3582638 has 4 divisors (see below), whose sum is σ = 5373960. Its totient is φ = 1791318.

The previous prime is 3582637. The next prime is 3582643. The reversal of 3582638 is 8362853.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 3582598 and 3582607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3582637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 895658 + ... + 895661.

It is an arithmetic number, because the mean of its divisors is an integer number (1343490).

Almost surely, 2^3582638 is an apocalyptic number.

3582638 is a deficient number, since it is larger than the sum of its proper divisors (1791322).

3582638 is a wasteful number, since it uses less digits than its factorization.

3582638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1791321.

The product of its digits is 34560, while the sum is 35.

The square root of 3582638 is about 1892.7857776304. The cubic root of 3582638 is about 153.0151066577.

The spelling of 3582638 in words is "three million, five hundred eighty-two thousand, six hundred thirty-eight".