30690007 has 2 divisors, whose sum is σ = 30690008. Its totient is φ = 30690006.

The previous prime is 30690001. The next prime is 30690029. The reversal of 30690007 is 70009603.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30690007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30690001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15345003 + 15345004.

It is an arithmetic number, because the mean of its divisors is an integer number (15345004).

Almost surely, 2^30690007 is an apocalyptic number.

30690007 is a deficient number, since it is larger than the sum of its proper divisors (1).

30690007 is an equidigital number, since it uses as much as digits as its factorization.

30690007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 30690007 is about 5539.8562255712. The cubic root of 30690007 is about 313.0874522143.

The spelling of 30690007 in words is "thirty million, six hundred ninety thousand, seven".