4238423448 has 32 divisors (see below), whose sum is σ = 12109781760. Its totient is φ = 1210978080.

The previous prime is 4238423419. The next prime is 4238423477. The reversal of 4238423448 is 8443248324.

4238423448 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4238423419) and next prime (4238423477).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

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, 12614188 + ... + 12614523.

It is an arithmetic number, because the mean of its divisors is an integer number (378430680).

Almost surely, 2^4238423448 is an apocalyptic number.

It is an amenable number.

4238423448 is an abundant number, since it is smaller than the sum of its proper divisors (7871358312).

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

4238423448 is a wasteful number, since it uses less digits than its factorization.

4238423448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25228727 (or 25228723 counting only the distinct ones).

The product of its digits is 589824, while the sum is 42.

The square root of 4238423448 is about 65103.1754064270. The cubic root of 4238423448 is about 1618.3338364037. Note that the first 3 decimals are identical.

The spelling of 4238423448 in words is "four billion, two hundred thirty-eight million, four hundred twenty-three thousand, four hundred forty-eight".