4000022247 has 32 divisors (see below), whose sum is σ = 5849625600. Its totient is φ = 2416482432.

The previous prime is 4000022227. The next prime is 4000022297. The reversal of 4000022247 is 7422200004.

It is not a de Polignac number, because 4000022247 - 2²⁴ = 3983245031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000022227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 547873 + ... + 555125.

It is an arithmetic number, because the mean of its divisors is an integer number (182800800).

Almost surely, 2^4000022247 is an apocalyptic number.

4000022247 is a deficient number, since it is larger than the sum of its proper divisors (1849603353).

4000022247 is a wasteful number, since it uses less digits than its factorization.

4000022247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7527.

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 4000022247 is about 63245.7290811008. The cubic root of 4000022247 is about 1587.4039948720.

The spelling of 4000022247 in words is "four billion, twenty-two thousand, two hundred forty-seven".