28346134 has 8 divisors (see below), whose sum is σ = 42548400. Its totient is φ = 14163336.

The previous prime is 28346113. The next prime is 28346147. The reversal of 28346134 is 43164382.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 28346096 and 28346105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409 + ... + 7540.

It is an arithmetic number, because the mean of its divisors is an integer number (5318550).

Almost surely, 2^28346134 is an apocalyptic number.

28346134 is a deficient number, since it is larger than the sum of its proper divisors (14202266).

28346134 is a wasteful number, since it uses less digits than its factorization.

28346134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9734.

The product of its digits is 13824, while the sum is 31.

The square root of 28346134 is about 5324.1087517067. The cubic root of 28346134 is about 304.9050461381.

The spelling of 28346134 in words is "twenty-eight million, three hundred forty-six thousand, one hundred thirty-four".