28334677 has 4 divisors (see below), whose sum is σ = 32382496. Its totient is φ = 24286860.

The previous prime is 28334671. The next prime is 28334729. The reversal of 28334677 is 77643382.

It is a happy number.

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 28334677 - 2¹⁹ = 27810389 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 (28334671) 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, 2023899 + ... + 2023912.

It is an arithmetic number, because the mean of its divisors is an integer number (8095624).

Almost surely, 2^28334677 is an apocalyptic number.

It is an amenable number.

28334677 is a deficient number, since it is larger than the sum of its proper divisors (4047819).

28334677 is an equidigital number, since it uses as much as digits as its factorization.

28334677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4047818.

The product of its digits is 169344, while the sum is 40.

The square root of 28334677 is about 5323.0326882333. The cubic root of 28334677 is about 304.8639615484.

The spelling of 28334677 in words is "twenty-eight million, three hundred thirty-four thousand, six hundred seventy-seven".