28652516 has 12 divisors (see below), whose sum is σ = 51209088. Its totient is φ = 14021352.

The previous prime is 28652473. The next prime is 28652527. The reversal of 28652516 is 61525682.

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, 76016 + ... + 76391.

It is an arithmetic number, because the mean of its divisors is an integer number (4267424).

Almost surely, 2^28652516 is an apocalyptic number.

It is an amenable number.

28652516 is a deficient number, since it is larger than the sum of its proper divisors (22556572).

28652516 is a wasteful number, since it uses less digits than its factorization.

28652516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152458 (or 152456 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 28652516 is about 5352.8044985783. The cubic root of 28652516 is about 305.9996440111. Note that the first 3 decimals are identical.

The spelling of 28652516 in words is "twenty-eight million, six hundred fifty-two thousand, five hundred sixteen".