28796968 has 8 divisors (see below), whose sum is σ = 53994330. Its totient is φ = 14398480.

The previous prime is 28796959. The next prime is 28796969. The reversal of 28796968 is 86969782.

It can be written as a sum of positive squares in only one way, i.e., 28708164 + 88804 = 5358^2 + 298^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (28796969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1799803 + ... + 1799818.

Almost surely, 2^28796968 is an apocalyptic number.

It is an amenable number.

28796968 is a deficient number, since it is larger than the sum of its proper divisors (25197362).

28796968 is a wasteful number, since it uses less digits than its factorization.

28796968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3599627 (or 3599623 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 55.

The square root of 28796968 is about 5366.2806486430. The cubic root of 28796968 is about 306.5130158660.

The spelling of 28796968 in words is "twenty-eight million, seven hundred ninety-six thousand, nine hundred sixty-eight".