28271602 has 8 divisors (see below), whose sum is σ = 42480000. Its totient is φ = 14111604.

The previous prime is 28271569. The next prime is 28271611. The reversal of 28271602 is 20617282.

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, 10602 + ... + 12997.

It is an arithmetic number, because the mean of its divisors is an integer number (5310000).

Almost surely, 2^28271602 is an apocalyptic number.

28271602 is a deficient number, since it is larger than the sum of its proper divisors (14208398).

28271602 is a wasteful number, since it uses less digits than its factorization.

28271602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24200.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 28271602 is about 5317.1046632542. The cubic root of 28271602 is about 304.6375772180.

Adding to 28271602 its reverse (20617282), we get a palindrome (48888884).

The spelling of 28271602 in words is "twenty-eight million, two hundred seventy-one thousand, six hundred two".