28674823322 has 4 divisors (see below), whose sum is σ = 43012234986. Its totient is φ = 14337411660.

The previous prime is 28674823297. The next prime is 28674823349. The reversal of 28674823322 is 22332847682.

It is a happy number.

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., 16199943841 + 12474879481 = 127279^2 + 111691^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7168705829 + ... + 7168705832.

Almost surely, 2^28674823322 is an apocalyptic number.

28674823322 is a deficient number, since it is larger than the sum of its proper divisors (14337411664).

28674823322 is a wasteful number, since it uses less digits than its factorization.

28674823322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14337411663.

The product of its digits is 1548288, while the sum is 47.

The spelling of 28674823322 in words is "twenty-eight billion, six hundred seventy-four million, eight hundred twenty-three thousand, three hundred twenty-two".