5422638 has 32 divisors (see below), whose sum is σ = 12297600. Its totient is φ = 1580256.

The previous prime is 5422621. The next prime is 5422649. The reversal of 5422638 is 8362245.

It is a d-powerful number, because it can be written as 5⁵ + 4⁸ + 2¹⁸ + 2¹⁸ + 6⁶ + 3¹⁴ + 8² .

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 348 + ... + 3311.

It is an arithmetic number, because the mean of its divisors is an integer number (384300).

Almost surely, 2^5422638 is an apocalyptic number.

5422638 is an abundant number, since it is smaller than the sum of its proper divisors (6874962).

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

5422638 is a wasteful number, since it uses less digits than its factorization.

5422638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3696.

The product of its digits is 11520, while the sum is 30.

The square root of 5422638 is about 2328.6558354553. The cubic root of 5422638 is about 175.6858851392.

The spelling of 5422638 in words is "five million, four hundred twenty-two thousand, six hundred thirty-eight".