28322870348 has 12 divisors (see below), whose sum is σ = 49567480872. Its totient is φ = 14160732960.

The previous prime is 28322870341. The next prime is 28322870369. The reversal of 28322870348 is 84307822382.

It is a super-3 number, since 3×28322870348³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (28322870341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78890 + ... + 250737.

It is an arithmetic number, because the mean of its divisors is an integer number (4130623406).

Almost surely, 2^28322870348 is an apocalyptic number.

It is an amenable number.

28322870348 is a deficient number, since it is larger than the sum of its proper divisors (21244610524).

28322870348 is a wasteful number, since it uses less digits than its factorization.

28322870348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351112 (or 351110 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 47.

The spelling of 28322870348 in words is "twenty-eight billion, three hundred twenty-two million, eight hundred seventy thousand, three hundred forty-eight".