30925663 has 2 divisors, whose sum is σ = 30925664. Its totient is φ = 30925662.

The previous prime is 30925649. The next prime is 30925679. The reversal of 30925663 is 36652903.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30925663 - 2⁹ = 30925151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30925613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15462831 + 15462832.

It is an arithmetic number, because the mean of its divisors is an integer number (15462832).

Almost surely, 2^30925663 is an apocalyptic number.

30925663 is a deficient number, since it is larger than the sum of its proper divisors (1).

30925663 is an equidigital number, since it uses as much as digits as its factorization.

30925663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 30925663 is about 5561.0846963520. The cubic root of 30925663 is about 313.8867666143.

The spelling of 30925663 in words is "thirty million, nine hundred twenty-five thousand, six hundred sixty-three".