30302206 has 16 divisors (see below), whose sum is σ = 49715568. Its totient is φ = 13737600.

The previous prime is 30302203. The next prime is 30302213. The reversal of 30302206 is 60220303.

It is a self number, because there is not a number n which added to its sum of digits gives 30302206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30302203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7936 + ... + 11116.

It is an arithmetic number, because the mean of its divisors is an integer number (3107223).

Almost surely, 2^30302206 is an apocalyptic number.

30302206 is a deficient number, since it is larger than the sum of its proper divisors (19413362).

30302206 is a wasteful number, since it uses less digits than its factorization.

30302206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3627.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 30302206 is about 5504.7439540818. The cubic root of 30302206 is about 311.7631269704.

Adding to 30302206 its reverse (60220303), we get a palindrome (90522509).

The spelling of 30302206 in words is "thirty million, three hundred two thousand, two hundred six".