29198641 has 2 divisors, whose sum is σ = 29198642. Its totient is φ = 29198640.

The previous prime is 29198633. The next prime is 29198657. The reversal of 29198641 is 14689192.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27081616 + 2117025 = 5204^2 + 1455^2 .

It is a cyclic number.

It is not a de Polignac number, because 29198641 - 2³ = 29198633 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 29198594 and 29198603.

It is not a weakly prime, because it can be changed into another prime (29198671) 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, 14599320 + 14599321.

It is an arithmetic number, because the mean of its divisors is an integer number (14599321).

Almost surely, 2^29198641 is an apocalyptic number.

It is an amenable number.

29198641 is a deficient number, since it is larger than the sum of its proper divisors (1).

29198641 is an equidigital number, since it uses as much as digits as its factorization.

29198641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 40.

The square root of 29198641 is about 5403.5766858628. The cubic root of 29198641 is about 307.9315675537.

The spelling of 29198641 in words is "twenty-nine million, one hundred ninety-eight thousand, six hundred forty-one".