28353204 has 108 divisors (see below), whose sum is σ = 82494048. Its totient is φ = 8189280.

The previous prime is 28353167. The next prime is 28353233. The reversal of 28353204 is 40235382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 100047 + ... + 100329.

Almost surely, 2^28353204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28353204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41247024).

28353204 is an abundant number, since it is smaller than the sum of its proper divisors (54140844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28353204 is a wasteful number, since it uses less digits than its factorization.

28353204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 28353204 is about 5324.7726712039. The cubic root of 28353204 is about 304.9303935039.

Adding to 28353204 its reverse (40235382), we get a palindrome (68588586).

The spelling of 28353204 in words is "twenty-eight million, three hundred fifty-three thousand, two hundred four".