4428584391 has 128 divisors (see below), whose sum is σ = 8095334400. Its totient is φ = 2101334400.

The previous prime is 4428584383. The next prime is 4428584401. The reversal of 4428584391 is 1934858244.

It is not a de Polignac number, because 4428584391 - 2³ = 4428584383 is a prime.

It is a super-2 number, since 2×4428584391² = 39224719416417681762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4428584391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4428584311) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 16463005 + ... + 16463273.

It is an arithmetic number, because the mean of its divisors is an integer number (63244800).

Almost surely, 2^4428584391 is an apocalyptic number.

4428584391 is a deficient number, since it is larger than the sum of its proper divisors (3666750009).

4428584391 is a wasteful number, since it uses less digits than its factorization.

4428584391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362 (or 340 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 48.

The square root of 4428584391 is about 66547.6099570826. The cubic root of 4428584391 is about 1642.1833391706.

The spelling of 4428584391 in words is "four billion, four hundred twenty-eight million, five hundred eighty-four thousand, three hundred ninety-one".