4138333720 has 32 divisors (see below), whose sum is σ = 9314474400. Its totient is φ = 1654760448.

The previous prime is 4138333711. The next prime is 4138333723. The reversal of 4138333720 is 273338314.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4138333723) 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, 110437 + ... + 143083.

It is an arithmetic number, because the mean of its divisors is an integer number (291077325).

Almost surely, 2^4138333720 is an apocalyptic number.

4138333720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4138333720 is an abundant number, since it is smaller than the sum of its proper divisors (5176140680).

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

4138333720 is a wasteful number, since it uses less digits than its factorization.

4138333720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35827 (or 35823 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 4138333720 is about 64329.8820145040. The cubic root of 4138333720 is about 1605.4933211794.

The spelling of 4138333720 in words is "four billion, one hundred thirty-eight million, three hundred thirty-three thousand, seven hundred twenty".