4221425039 has 4 divisors (see below), whose sum is σ = 4546150056. Its totient is φ = 3896700024.

The previous prime is 4221425003. The next prime is 4221425071. The reversal of 4221425039 is 9305241224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4221425039 - 2²⁴ = 4204647823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4221424996 and 4221425014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221425539) 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, 162362489 + ... + 162362514.

It is an arithmetic number, because the mean of its divisors is an integer number (1136537514).

Almost surely, 2^4221425039 is an apocalyptic number.

4221425039 is a deficient number, since it is larger than the sum of its proper divisors (324725017).

4221425039 is a wasteful number, since it uses less digits than its factorization.

4221425039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324725016.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 4221425039 is about 64972.4944803568. The cubic root of 4221425039 is about 1616.1674681391.

The spelling of 4221425039 in words is "four billion, two hundred twenty-one million, four hundred twenty-five thousand, thirty-nine".