7288667222 has 32 divisors (see below), whose sum is σ = 11581488000. Its totient is φ = 3435868800.

The previous prime is 7288667213. The next prime is 7288667231. The reversal of 7288667222 is 2227668827.

It is an interprime number because it is at equal distance from previous prime (7288667213) and next prime (7288667231).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340904 + ... + 361652.

It is an arithmetic number, because the mean of its divisors is an integer number (361921500).

Almost surely, 2^7288667222 is an apocalyptic number.

7288667222 is a deficient number, since it is larger than the sum of its proper divisors (4292820778).

7288667222 is a wasteful number, since it uses less digits than its factorization.

7288667222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20936.

The product of its digits is 1806336, while the sum is 50.

The square root of 7288667222 is about 85373.6916268706. The cubic root of 7288667222 is about 1938.8730499110.

The spelling of 7288667222 in words is "seven billion, two hundred eighty-eight million, six hundred sixty-seven thousand, two hundred twenty-two".