28352474 has 8 divisors (see below), whose sum is σ = 42588480. Its totient is φ = 14156316.

The previous prime is 28352453. The next prime is 28352477. The reversal of 28352474 is 47425382.

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

It is not an unprimeable number, because it can be changed into a prime (28352477) 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, 8114 + ... + 11069.

It is an arithmetic number, because the mean of its divisors is an integer number (5323560).

Almost surely, 2^28352474 is an apocalyptic number.

28352474 is a deficient number, since it is larger than the sum of its proper divisors (14236006).

28352474 is a wasteful number, since it uses less digits than its factorization.

28352474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19924.

The product of its digits is 53760, while the sum is 35.

The square root of 28352474 is about 5324.7041232354. The cubic root of 28352474 is about 304.9277765028.

The spelling of 28352474 in words is "twenty-eight million, three hundred fifty-two thousand, four hundred seventy-four".