4293936388 has 48 divisors (see below), whose sum is σ = 9351619200. Its totient is φ = 1683279360.

The previous prime is 4293936377. The next prime is 4293936419. The reversal of 4293936388 is 8836393924.

4293936388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123733 + ... + 154588.

It is an arithmetic number, because the mean of its divisors is an integer number (194825400).

Almost surely, 2^4293936388 is an apocalyptic number.

It is an amenable number.

4293936388 is an abundant number, since it is smaller than the sum of its proper divisors (5057682812).

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

4293936388 is a wasteful number, since it uses less digits than its factorization.

4293936388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278380 (or 278378 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 55.

The square root of 4293936388 is about 65528.1343241207. The cubic root of 4293936388 is about 1625.3686122994.

The spelling of 4293936388 in words is "four billion, two hundred ninety-three million, nine hundred thirty-six thousand, three hundred eighty-eight".