30402199 has 2 divisors, whose sum is σ = 30402200. Its totient is φ = 30402198.

The previous prime is 30402193. The next prime is 30402209. The reversal of 30402199 is 99120403.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30402199 - 2³ = 30402191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30402191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15201099 + 15201100.

It is an arithmetic number, because the mean of its divisors is an integer number (15201100).

Almost surely, 2^30402199 is an apocalyptic number.

30402199 is a deficient number, since it is larger than the sum of its proper divisors (1).

30402199 is an equidigital number, since it uses as much as digits as its factorization.

30402199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 30402199 is about 5513.8189125143. The cubic root of 30402199 is about 312.1056752215.

The spelling of 30402199 in words is "thirty million, four hundred two thousand, one hundred ninety-nine".