28516546 has 8 divisors (see below), whose sum is σ = 42799104. Its totient is φ = 14250180.

The previous prime is 28516519. The next prime is 28516583. The reversal of 28516546 is 64561582.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2431 + ... + 7933.

It is an arithmetic number, because the mean of its divisors is an integer number (5349888).

Almost surely, 2^28516546 is an apocalyptic number.

28516546 is a deficient number, since it is larger than the sum of its proper divisors (14282558).

28516546 is a wasteful number, since it uses less digits than its factorization.

28516546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8096.

The product of its digits is 57600, while the sum is 37.

The square root of 28516546 is about 5340.0885760444. The cubic root of 28516546 is about 305.5148377160.

The spelling of 28516546 in words is "twenty-eight million, five hundred sixteen thousand, five hundred forty-six".