30424649 has 2 divisors, whose sum is σ = 30424650. Its totient is φ = 30424648.

The previous prime is 30424637. The next prime is 30424673. The reversal of 30424649 is 94642403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29899024 + 525625 = 5468^2 + 725^2 .

It is a cyclic number.

It is not a de Polignac number, because 30424649 - 2²⁴ = 13647433 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (30421649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15212324 + 15212325.

It is an arithmetic number, because the mean of its divisors is an integer number (15212325).

Almost surely, 2^30424649 is an apocalyptic number.

It is an amenable number.

30424649 is a deficient number, since it is larger than the sum of its proper divisors (1).

30424649 is an equidigital number, since it uses as much as digits as its factorization.

30424649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 30424649 is about 5515.8543309264. The cubic root of 30424649 is about 312.1824794074.

The spelling of 30424649 in words is "thirty million, four hundred twenty-four thousand, six hundred forty-nine".