30128602 has 8 divisors (see below), whose sum is σ = 51649056. Its totient is φ = 12912252.

The previous prime is 30128599. The next prime is 30128617. The reversal of 30128602 is 20682103.

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, 1076008 + ... + 1076035.

It is an arithmetic number, because the mean of its divisors is an integer number (6456132).

Almost surely, 2^30128602 is an apocalyptic number.

30128602 is a deficient number, since it is larger than the sum of its proper divisors (21520454).

30128602 is a wasteful number, since it uses less digits than its factorization.

30128602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152052.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 30128602 is about 5488.9527234255. The cubic root of 30128602 is about 311.1666135766.

The spelling of 30128602 in words is "thirty million, one hundred twenty-eight thousand, six hundred two".