28352435 has 4 divisors (see below), whose sum is σ = 34022928. Its totient is φ = 22681944.

The previous prime is 28352431. The next prime is 28352453. The reversal of 28352435 is 53425382.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53425382 = 2 ⋅26712691.

It is a cyclic number.

It is not a de Polignac number, because 28352435 - 2² = 28352431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28352431) 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, 2835239 + ... + 2835248.

It is an arithmetic number, because the mean of its divisors is an integer number (8505732).

Almost surely, 2^28352435 is an apocalyptic number.

28352435 is a deficient number, since it is larger than the sum of its proper divisors (5670493).

28352435 is an equidigital number, since it uses as much as digits as its factorization.

28352435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5670492.

The product of its digits is 28800, while the sum is 32.

The square root of 28352435 is about 5324.7004610588. The cubic root of 28352435 is about 304.9276366892.

The spelling of 28352435 in words is "twenty-eight million, three hundred fifty-two thousand, four hundred thirty-five".