28067792 has 10 divisors (see below), whose sum is σ = 54381378. Its totient is φ = 14033888.

The previous prime is 28067783. The next prime is 28067801. The reversal of 28067792 is 29776082.

It is an interprime number because it is at equal distance from previous prime (28067783) and next prime (28067801).

It can be written as a sum of positive squares in only one way, i.e., 17673616 + 10394176 = 4204^2 + 3224^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 877103 + ... + 877134.

Almost surely, 2^28067792 is an apocalyptic number.

It is an amenable number.

28067792 is a deficient number, since it is larger than the sum of its proper divisors (26313586).

28067792 is a wasteful number, since it uses less digits than its factorization.

28067792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754245 (or 1754239 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 28067792 is about 5297.9044914003. The cubic root of 28067792 is about 303.9037668623.

The spelling of 28067792 in words is "twenty-eight million, sixty-seven thousand, seven hundred ninety-two".