939393948 has 24 divisors (see below), whose sum is σ = 2197713280. Its totient is φ = 312303600.

The previous prime is 939393943. The next prime is 939393997. The reversal of 939393948 is 849393939.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (939393943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98728 + ... + 107823.

Almost surely, 2^939393948 is an apocalyptic number.

It is an amenable number.

939393948 is an abundant number, since it is smaller than the sum of its proper divisors (1258319332).

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

939393948 is a wasteful number, since it uses less digits than its factorization.

939393948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206937 (or 206935 counting only the distinct ones).

The product of its digits is 5668704, while the sum is 57.

The square root of 939393948 is about 30649.5342215832. The cubic root of 939393948 is about 979.3755385896.

Subtracting from 939393948 its reverse (849393939), we obtain a palindrome (90000009).

The spelling of 939393948 in words is "nine hundred thirty-nine million, three hundred ninety-three thousand, nine hundred forty-eight".