4238732140 has 12 divisors (see below), whose sum is σ = 8901337536. Its totient is φ = 1695492848.

The previous prime is 4238732137. The next prime is 4238732143. The reversal of 4238732140 is 412378324.

It is an interprime number because it is at equal distance from previous prime (4238732137) and next prime (4238732143).

It is a junction number, because it is equal to n+sod(n) for n = 4238732096 and 4238732105.

It is not an unprimeable number, because it can be changed into a prime (4238732143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105968284 + ... + 105968323.

It is an arithmetic number, because the mean of its divisors is an integer number (741778128).

Almost surely, 2^4238732140 is an apocalyptic number.

It is an amenable number.

4238732140 is an abundant number, since it is smaller than the sum of its proper divisors (4662605396).

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

4238732140 is a wasteful number, since it uses less digits than its factorization.

4238732140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211936616 (or 211936614 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 4238732140 is about 65105.5461539184. The cubic root of 4238732140 is about 1618.3731241709.

The spelling of 4238732140 in words is "four billion, two hundred thirty-eight million, seven hundred thirty-two thousand, one hundred forty".