30225799 has 2 divisors, whose sum is σ = 30225800. Its totient is φ = 30225798.

The previous prime is 30225791. The next prime is 30225817. The reversal of 30225799 is 99752203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30225799 - 2³ = 30225791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30225791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15112899 + 15112900.

It is an arithmetic number, because the mean of its divisors is an integer number (15112900).

Almost surely, 2^30225799 is an apocalyptic number.

30225799 is a deficient number, since it is larger than the sum of its proper divisors (1).

30225799 is an equidigital number, since it uses as much as digits as its factorization.

30225799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 30225799 is about 5497.7994688784. The cubic root of 30225799 is about 311.5008695538.

The spelling of 30225799 in words is "thirty million, two hundred twenty-five thousand, seven hundred ninety-nine".