28058336 has 12 divisors (see below), whose sum is σ = 55239912. Its totient is φ = 14029152.

The previous prime is 28058311. The next prime is 28058357. The reversal of 28058336 is 63385082.

It is a junction number, because it is equal to n+sod(n) for n = 28058296 and 28058305.

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, 438380 + ... + 438443.

It is an arithmetic number, because the mean of its divisors is an integer number (4603326).

Almost surely, 2^28058336 is an apocalyptic number.

It is an amenable number.

28058336 is a deficient number, since it is larger than the sum of its proper divisors (27181576).

28058336 is an equidigital number, since it uses as much as digits as its factorization.

28058336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876833 (or 876825 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 28058336 is about 5297.0119879041. The cubic root of 28058336 is about 303.8696347771.

The spelling of 28058336 in words is "twenty-eight million, fifty-eight thousand, three hundred thirty-six".