4228224891 has 8 divisors (see below), whose sum is σ = 6150145344. Its totient is φ = 2562560520.

The previous prime is 4228224883. The next prime is 4228224899. The reversal of 4228224891 is 1984228224.

It is an interprime number because it is at equal distance from previous prime (4228224883) and next prime (4228224899).

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

It is not a de Polignac number, because 4228224891 - 2³ = 4228224883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4228224899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64063981 + ... + 64064046.

It is an arithmetic number, because the mean of its divisors is an integer number (768768168).

Almost surely, 2^4228224891 is an apocalyptic number.

4228224891 is a deficient number, since it is larger than the sum of its proper divisors (1921920453).

4228224891 is a wasteful number, since it uses less digits than its factorization.

4228224891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128128041.

The product of its digits is 147456, while the sum is 42.

The square root of 4228224891 is about 65024.8021219596. The cubic root of 4228224891 is about 1617.0347743248.

The spelling of 4228224891 in words is "four billion, two hundred twenty-eight million, two hundred twenty-four thousand, eight hundred ninety-one".