938424 has 32 divisors (see below), whose sum is σ = 2388240. Its totient is φ = 307200.

The previous prime is 938393. The next prime is 938437. The reversal of 938424 is 424839.

It is a happy number.

938424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 938391 and 938400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1144 + ... + 1784.

2⁹³⁸⁴²⁴ 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 938424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1194120).

938424 is an abundant number, since it is smaller than the sum of its proper divisors (1449816).

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

938424 is a wasteful number, since it uses less digits than its factorization.

938424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 707 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 938424 is about 968.7228705879. The cubic root of 938424 is about 97.9038345842.

The spelling of 938424 in words is "nine hundred thirty-eight thousand, four hundred twenty-four".