28963301 has 4 divisors (see below), whose sum is σ = 29057952. Its totient is φ = 28868652.

The previous prime is 28963271. The next prime is 28963303. The reversal of 28963301 is 10336982.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 28963301 - 2⁶ = 28963237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28963303) 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, 46865 + ... + 47478.

It is an arithmetic number, because the mean of its divisors is an integer number (7264488).

Almost surely, 2^28963301 is an apocalyptic number.

It is an amenable number.

28963301 is a deficient number, since it is larger than the sum of its proper divisors (94651).

28963301 is an equidigital number, since it uses as much as digits as its factorization.

28963301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94650.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 28963301 is about 5381.7563118372. The cubic root of 28963301 is about 307.1020290627.

The spelling of 28963301 in words is "twenty-eight million, nine hundred sixty-three thousand, three hundred one".