6938424 has 48 divisors (see below), whose sum is σ = 19445400. Its totient is φ = 2232384.

The previous prime is 6938423. The next prime is 6938429. The reversal of 6938424 is 4248396.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6938423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 427 + ... + 3749.

Almost surely, 2^6938424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6938424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9722700).

6938424 is an abundant number, since it is smaller than the sum of its proper divisors (12506976).

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

6938424 is a wasteful number, since it uses less digits than its factorization.

6938424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3364 (or 3357 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 6938424 is about 2634.0888367707. The cubic root of 6938424 is about 190.7305576440.

The spelling of 6938424 in words is "six million, nine hundred thirty-eight thousand, four hundred twenty-four".