28616088 has 16 divisors (see below), whose sum is σ = 71540280. Its totient is φ = 9538688.

The previous prime is 28616057. The next prime is 28616101. The reversal of 28616088 is 88061682.

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, 596145 + ... + 596192.

Almost surely, 2^28616088 is an apocalyptic number.

It is an amenable number.

28616088 is an abundant number, since it is smaller than the sum of its proper divisors (42924192).

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

28616088 is a wasteful number, since it uses less digits than its factorization.

28616088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192346 (or 1192342 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 28616088 is about 5349.4007140987. The cubic root of 28616088 is about 305.8699092455.

The spelling of 28616088 in words is "twenty-eight million, six hundred sixteen thousand, eighty-eight".