28067334 has 8 divisors (see below), whose sum is σ = 56134680. Its totient is φ = 9355776.

The previous prime is 28067321. The next prime is 28067359. The reversal of 28067334 is 43376082.

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

28067334 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 28067295 and 28067304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2338939 + ... + 2338950.

It is an arithmetic number, because the mean of its divisors is an integer number (7016835).

Almost surely, 2^28067334 is an apocalyptic number.

28067334 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28067334 is a wasteful number, since it uses less digits than its factorization.

28067334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4677894.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 28067334 is about 5297.8612665867. The cubic root of 28067334 is about 303.9021138563.

The spelling of 28067334 in words is "twenty-eight million, sixty-seven thousand, three hundred thirty-four".