5242638 has 8 divisors (see below), whose sum is σ = 10485288. Its totient is φ = 1747544.

The previous prime is 5242619. The next prime is 5242661. The reversal of 5242638 is 8362425.

It is a sphenic number, since it is the product of 3 distinct primes.

5242638 is an admirable number.

It is an Ulam number.

It is a d-powerful number, because it can be written as 5⁴ + 2¹⁶ + 4⁴ + 2¹⁷ + 6² + 3¹⁴ + 8⁶ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436881 + ... + 436892.

It is an arithmetic number, because the mean of its divisors is an integer number (1310661).

Almost surely, 2^5242638 is an apocalyptic number.

5242638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5242638 is a wasteful number, since it uses less digits than its factorization.

5242638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873778.

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

The square root of 5242638 is about 2289.6807637747. The cubic root of 5242638 is about 173.7200545325.

The spelling of 5242638 in words is "five million, two hundred forty-two thousand, six hundred thirty-eight".