28607196 has 12 divisors (see below), whose sum is σ = 66750152. Its totient is φ = 9535728.

The previous prime is 28607149. The next prime is 28607213. The reversal of 28607196 is 69170682.

It is a tau number, because it is divible by the number of its divisors (12).

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, 1191955 + ... + 1191978.

Almost surely, 2^28607196 is an apocalyptic number.

It is an amenable number.

28607196 is an abundant number, since it is smaller than the sum of its proper divisors (38142956).

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

28607196 is a wasteful number, since it uses less digits than its factorization.

28607196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383940 (or 2383938 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 28607196 is about 5348.5695283879. The cubic root of 28607196 is about 305.8382245396.

The spelling of 28607196 in words is "twenty-eight million, six hundred seven thousand, one hundred ninety-six".