30544049 has 2 divisors, whose sum is σ = 30544050. Its totient is φ = 30544048.

The previous prime is 30544043. The next prime is 30544051. The reversal of 30544049 is 94044503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24453025 + 6091024 = 4945^2 + 2468^2 .

It is a cyclic number.

It is not a de Polignac number, because 30544049 - 2¹² = 30539953 is a prime.

Together with 30544051, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (30544043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15272024 + 15272025.

It is an arithmetic number, because the mean of its divisors is an integer number (15272025).

Almost surely, 2^30544049 is an apocalyptic number.

It is an amenable number.

30544049 is a deficient number, since it is larger than the sum of its proper divisors (1).

30544049 is an equidigital number, since it uses as much as digits as its factorization.

30544049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 30544049 is about 5526.6670788098. The cubic root of 30544049 is about 312.5903278083.

The spelling of 30544049 in words is "thirty million, five hundred forty-four thousand, forty-nine".