28035986 has 8 divisors (see below), whose sum is σ = 45877104. Its totient is φ = 12743620.

The previous prime is 28035971. The next prime is 28036003. The reversal of 28035986 is 68953082.

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, 637160 + ... + 637203.

It is an arithmetic number, because the mean of its divisors is an integer number (5734638).

Almost surely, 2^28035986 is an apocalyptic number.

28035986 is a deficient number, since it is larger than the sum of its proper divisors (17841118).

28035986 is a wasteful number, since it uses less digits than its factorization.

28035986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274376.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 28035986 is about 5294.9018876652. The cubic root of 28035986 is about 303.7889304142.

The spelling of 28035986 in words is "twenty-eight million, thirty-five thousand, nine hundred eighty-six".