4238907455 has 8 divisors (see below), whose sum is σ = 5105054112. Its totient is φ = 3378882528.

The previous prime is 4238907433. The next prime is 4238907457. The reversal of 4238907455 is 5547098324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4238907455 - 2²⁰ = 4237858879 is a prime.

It is a super-4 number, since 4×4238907455⁴ (a number of 40 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4238907457) 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, 1528907 + ... + 1531676.

It is an arithmetic number, because the mean of its divisors is an integer number (638131764).

Almost surely, 2^4238907455 is an apocalyptic number.

4238907455 is a deficient number, since it is larger than the sum of its proper divisors (866146657).

4238907455 is a wasteful number, since it uses less digits than its factorization.

4238907455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060865.

The product of its (nonzero) digits is 1209600, while the sum is 47.

The square root of 4238907455 is about 65106.8925306684. The cubic root of 4238907455 is about 1618.3954359663.

The spelling of 4238907455 in words is "four billion, two hundred thirty-eight million, nine hundred seven thousand, four hundred fifty-five".