28447196 has 6 divisors (see below), whose sum is σ = 49782600. Its totient is φ = 14223596.

The previous prime is 28447169. The next prime is 28447201. The reversal of 28447196 is 69174482.

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, 3555896 + ... + 3555903.

It is an arithmetic number, because the mean of its divisors is an integer number (8297100).

Almost surely, 2^28447196 is an apocalyptic number.

It is an amenable number.

28447196 is a deficient number, since it is larger than the sum of its proper divisors (21335404).

28447196 is a wasteful number, since it uses less digits than its factorization.

28447196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7111803 (or 7111801 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The square root of 28447196 is about 5333.5912854286. The cubic root of 28447196 is about 305.2669739828.

The spelling of 28447196 in words is "twenty-eight million, four hundred forty-seven thousand, one hundred ninety-six".