30196253 has 2 divisors, whose sum is σ = 30196254. Its totient is φ = 30196252.

The previous prime is 30196247. The next prime is 30196289. The reversal of 30196253 is 35269103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27227524 + 2968729 = 5218^2 + 1723^2 .

It is a cyclic number.

It is not a de Polignac number, because 30196253 - 2¹² = 30192157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30196223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15098126 + 15098127.

It is an arithmetic number, because the mean of its divisors is an integer number (15098127).

Almost surely, 2^30196253 is an apocalyptic number.

It is an amenable number.

30196253 is a deficient number, since it is larger than the sum of its proper divisors (1).

30196253 is an equidigital number, since it uses as much as digits as its factorization.

30196253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 30196253 is about 5495.1117368075. Note that the first 3 decimals coincide. The cubic root of 30196253 is about 311.3993381304.

The spelling of 30196253 in words is "thirty million, one hundred ninety-six thousand, two hundred fifty-three".