28673484467 has 4 divisors (see below), whose sum is σ = 28676236440. Its totient is φ = 28670732496.

The previous prime is 28673484431. The next prime is 28673484493. The reversal of 28673484467 is 76448437682.

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 28673484467 - 2²⁸ = 28405049011 is a prime.

It is a super-3 number, since 3×28673484467³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28673484667) 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, 1360298 + ... + 1381215.

It is an arithmetic number, because the mean of its divisors is an integer number (7169059110).

Almost surely, 2^28673484467 is an apocalyptic number.

28673484467 is a deficient number, since it is larger than the sum of its proper divisors (2751973).

28673484467 is a wasteful number, since it uses less digits than its factorization.

28673484467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751972.

The product of its digits is 43352064, while the sum is 59.

The spelling of 28673484467 in words is "twenty-eight billion, six hundred seventy-three million, four hundred eighty-four thousand, four hundred sixty-seven".