30470507 has 2 divisors, whose sum is σ = 30470508. Its totient is φ = 30470506.

The previous prime is 30470483. The next prime is 30470533. The reversal of 30470507 is 70507403.

It is an a-pointer prime, because the next prime (30470533) can be obtained adding 30470507 to its sum of digits (26).

It is a weak prime.

It is an emirp because it is prime and its reverse (70507403) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30470507 - 2¹⁶ = 30404971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (30473507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15235253 + 15235254.

It is an arithmetic number, because the mean of its divisors is an integer number (15235254).

Almost surely, 2^30470507 is an apocalyptic number.

30470507 is a deficient number, since it is larger than the sum of its proper divisors (1).

30470507 is an equidigital number, since it uses as much as digits as its factorization.

30470507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 30470507 is about 5520.0096920205. The cubic root of 30470507 is about 312.3392478822.

The spelling of 30470507 in words is "thirty million, four hundred seventy thousand, five hundred seven".