29656897 has 2 divisors, whose sum is σ = 29656898. Its totient is φ = 29656896.

The previous prime is 29656889. The next prime is 29656927. The reversal of 29656897 is 79865692.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18627856 + 11029041 = 4316^2 + 3321^2 .

It is a cyclic number.

It is not a de Polignac number, because 29656897 - 2³ = 29656889 is a prime.

It is not a weakly prime, because it can be changed into another prime (29656807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14828448 + 14828449.

It is an arithmetic number, because the mean of its divisors is an integer number (14828449).

Almost surely, 2^29656897 is an apocalyptic number.

It is an amenable number.

29656897 is a deficient number, since it is larger than the sum of its proper divisors (1).

29656897 is an equidigital number, since it uses as much as digits as its factorization.

29656897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 52.

The square root of 29656897 is about 5445.8146314395. The cubic root of 29656897 is about 309.5341494121.

The spelling of 29656897 in words is "twenty-nine million, six hundred fifty-six thousand, eight hundred ninety-seven".