29390197 has 2 divisors, whose sum is σ = 29390198. Its totient is φ = 29390196.

The previous prime is 29390171. The next prime is 29390267. The reversal of 29390197 is 79109392.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19989841 + 9400356 = 4471^2 + 3066^2 .

It is a cyclic number.

It is not a de Polignac number, because 29390197 - 2¹⁵ = 29357429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29390167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14695098 + 14695099.

It is an arithmetic number, because the mean of its divisors is an integer number (14695099).

Almost surely, 2^29390197 is an apocalyptic number.

It is an amenable number.

29390197 is a deficient number, since it is larger than the sum of its proper divisors (1).

29390197 is an equidigital number, since it uses as much as digits as its factorization.

29390197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30618, while the sum is 40.

The square root of 29390197 is about 5421.2726365679. The cubic root of 29390197 is about 308.6034894161.

The spelling of 29390197 in words is "twenty-nine million, three hundred ninety thousand, one hundred ninety-seven".