7443661222 has 8 divisors (see below), whose sum is σ = 11201394672. Its totient is φ = 3709863000.

The previous prime is 7443661219. The next prime is 7443661231. The reversal of 7443661222 is 2221663447.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5983029 + ... + 5984272.

It is an arithmetic number, because the mean of its divisors is an integer number (1400174334).

Almost surely, 2^7443661222 is an apocalyptic number.

7443661222 is a deficient number, since it is larger than the sum of its proper divisors (3757733450).

7443661222 is a wasteful number, since it uses less digits than its factorization.

7443661222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11967614.

The product of its digits is 96768, while the sum is 37.

The square root of 7443661222 is about 86276.6551391511. The cubic root of 7443661222 is about 1952.5201885246.

The spelling of 7443661222 in words is "seven billion, four hundred forty-three million, six hundred sixty-one thousand, two hundred twenty-two".