28335463 has 4 divisors (see below), whose sum is σ = 30515128. Its totient is φ = 26155800.

The previous prime is 28335427. The next prime is 28335467. The reversal of 28335463 is 36453382.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28335463 - 2¹⁷ = 28204391 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 (28335467) 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, 1089813 + ... + 1089838.

It is an arithmetic number, because the mean of its divisors is an integer number (7628782).

Almost surely, 2^28335463 is an apocalyptic number.

28335463 is a deficient number, since it is larger than the sum of its proper divisors (2179665).

28335463 is a wasteful number, since it uses less digits than its factorization.

28335463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179664.

The product of its digits is 51840, while the sum is 34.

The square root of 28335463 is about 5323.1065178146. The cubic root of 28335463 is about 304.8667804836.

The spelling of 28335463 in words is "twenty-eight million, three hundred thirty-five thousand, four hundred sixty-three".