7222233946 has 4 divisors (see below), whose sum is σ = 10833350922. Its totient is φ = 3611116972.

The previous prime is 7222233929. The next prime is 7222233971. The reversal of 7222233946 is 6493322227.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6705808321 + 516425625 = 81889^2 + 22725^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 7222233899 and 7222233908.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1805558485 + ... + 1805558488.

Almost surely, 2^7222233946 is an apocalyptic number.

7222233946 is a deficient number, since it is larger than the sum of its proper divisors (3611116976).

7222233946 is a wasteful number, since it uses less digits than its factorization.

7222233946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3611116975.

The product of its digits is 217728, while the sum is 40.

The square root of 7222233946 is about 84983.7275365114. The cubic root of 7222233946 is about 1932.9643784706.

The spelling of 7222233946 in words is "seven billion, two hundred twenty-two million, two hundred thirty-three thousand, nine hundred forty-six".