4627439421 has 12 divisors (see below), whose sum is σ = 6781812576. Its totient is φ = 2804508520.

The previous prime is 4627439393. The next prime is 4627439429. The reversal of 4627439421 is 1249347264.

It is not a de Polignac number, because 4627439421 - 2¹⁰ = 4627438397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4627439429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6373521 + ... + 6374246.

It is an arithmetic number, because the mean of its divisors is an integer number (565151048).

Almost surely, 2^4627439421 is an apocalyptic number.

It is an amenable number.

4627439421 is a deficient number, since it is larger than the sum of its proper divisors (2154373155).

4627439421 is a wasteful number, since it uses less digits than its factorization.

4627439421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12747792 (or 12747781 counting only the distinct ones).

The product of its digits is 290304, while the sum is 42.

The square root of 4627439421 is about 68025.2851592700. The cubic root of 4627439421 is about 1666.4038001740.

The spelling of 4627439421 in words is "four billion, six hundred twenty-seven million, four hundred thirty-nine thousand, four hundred twenty-one".