30214447 has 2 divisors, whose sum is σ = 30214448. Its totient is φ = 30214446.

The previous prime is 30214441. The next prime is 30214451. The reversal of 30214447 is 74441203.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30214447 - 2³ = 30214439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30214441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15107223 + 15107224.

It is an arithmetic number, because the mean of its divisors is an integer number (15107224).

Almost surely, 2^30214447 is an apocalyptic number.

30214447 is a deficient number, since it is larger than the sum of its proper divisors (1).

30214447 is an equidigital number, since it uses as much as digits as its factorization.

30214447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 30214447 is about 5496.7669588586. The cubic root of 30214447 is about 311.4618675448.

The spelling of 30214447 in words is "thirty million, two hundred fourteen thousand, four hundred forty-seven".