8329221974 has 4 divisors (see below), whose sum is σ = 12493832964. Its totient is φ = 4164610986.

The previous prime is 8329221947. The next prime is 8329221997. The reversal of 8329221974 is 4791229238.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2082305492 + ... + 2082305495.

It is an arithmetic number, because the mean of its divisors is an integer number (3123458241).

Almost surely, 2^8329221974 is an apocalyptic number.

8329221974 is a deficient number, since it is larger than the sum of its proper divisors (4164610990).

8329221974 is a wasteful number, since it uses less digits than its factorization.

8329221974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4164610989.

The product of its digits is 435456, while the sum is 47.

The square root of 8329221974 is about 91264.5712968620. The cubic root of 8329221974 is about 2027.0671954387.

The spelling of 8329221974 in words is "eight billion, three hundred twenty-nine million, two hundred twenty-one thousand, nine hundred seventy-four".