30240319 has 2 divisors, whose sum is σ = 30240320. Its totient is φ = 30240318.

The previous prime is 30240313. The next prime is 30240349. The reversal of 30240319 is 91304203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30240319 - 2³ = 30240311 is a prime.

It is a super-2 number, since 2×30240319² = 1828953786443522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30240319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30240311) 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, 15120159 + 15120160.

It is an arithmetic number, because the mean of its divisors is an integer number (15120160).

Almost surely, 2^30240319 is an apocalyptic number.

30240319 is a deficient number, since it is larger than the sum of its proper divisors (1).

30240319 is an equidigital number, since it uses as much as digits as its factorization.

30240319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 30240319 is about 5499.1198386651. The cubic root of 30240319 is about 311.5507416136.

The spelling of 30240319 in words is "thirty million, two hundred forty thousand, three hundred nineteen".