30011198 has 16 divisors (see below), whose sum is σ = 51608544. Its totient is φ = 12821760.

The previous prime is 30011161. The next prime is 30011269. The reversal of 30011198 is 89111003.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1538 + ... + 7898.

It is an arithmetic number, because the mean of its divisors is an integer number (3225534).

Almost surely, 2^30011198 is an apocalyptic number.

30011198 is a deficient number, since it is larger than the sum of its proper divisors (21597346).

30011198 is a wasteful number, since it uses less digits than its factorization.

30011198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6707.

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 30011198 is about 5478.2477125446. The cubic root of 30011198 is about 310.7619066634.

The spelling of 30011198 in words is "thirty million, eleven thousand, one hundred ninety-eight".