4287622668 has 24 divisors (see below), whose sum is σ = 11433660672. Its totient is φ = 1225035024.

The previous prime is 4287622643. The next prime is 4287622693. The reversal of 4287622668 is 8662267824.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4287622643) and next prime (4287622693).

It is a self number, because there is not a number n which added to its sum of digits gives 4287622668.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25521480 + ... + 25521647.

It is an arithmetic number, because the mean of its divisors is an integer number (476402528).

Almost surely, 2^4287622668 is an apocalyptic number.

It is an amenable number.

4287622668 is an abundant number, since it is smaller than the sum of its proper divisors (7146038004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4287622668 is a wasteful number, since it uses less digits than its factorization.

4287622668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51043141 (or 51043139 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 51.

The square root of 4287622668 is about 65479.9409590449. The cubic root of 4287622668 is about 1624.5715847982.

The spelling of 4287622668 in words is "four billion, two hundred eighty-seven million, six hundred twenty-two thousand, six hundred sixty-eight".