29938253 has 2 divisors, whose sum is σ = 29938254. Its totient is φ = 29938252.

The previous prime is 29938247. The next prime is 29938261. The reversal of 29938253 is 35283992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24730729 + 5207524 = 4973^2 + 2282^2 .

It is a cyclic number.

It is not a de Polignac number, because 29938253 - 2⁶ = 29938189 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29938253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29938273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14969126 + 14969127.

It is an arithmetic number, because the mean of its divisors is an integer number (14969127).

Almost surely, 2^29938253 is an apocalyptic number.

It is an amenable number.

29938253 is a deficient number, since it is larger than the sum of its proper divisors (1).

29938253 is an equidigital number, since it uses as much as digits as its factorization.

29938253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 41.

The square root of 29938253 is about 5471.5859675235. The cubic root of 29938253 is about 310.5099238524.

The spelling of 29938253 in words is "twenty-nine million, nine hundred thirty-eight thousand, two hundred fifty-three".