30835223 has 2 divisors, whose sum is σ = 30835224. Its totient is φ = 30835222.

The previous prime is 30835183. The next prime is 30835237. The reversal of 30835223 is 32253803.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30835223 - 2⁶ = 30835159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30835192 and 30835201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30835283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15417611 + 15417612.

It is an arithmetic number, because the mean of its divisors is an integer number (15417612).

Almost surely, 2^30835223 is an apocalyptic number.

30835223 is a deficient number, since it is larger than the sum of its proper divisors (1).

30835223 is an equidigital number, since it uses as much as digits as its factorization.

30835223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 30835223 is about 5552.9472354778. The cubic root of 30835223 is about 313.5804876827.

The spelling of 30835223 in words is "thirty million, eight hundred thirty-five thousand, two hundred twenty-three".