429427697 has 2 divisors, whose sum is σ = 429427698. Its totient is φ = 429427696.

The previous prime is 429427639. The next prime is 429427729. The reversal of 429427697 is 796724924.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 326019136 + 103408561 = 18056^2 + 10169^2 .

It is a cyclic number.

It is not a de Polignac number, because 429427697 - 2¹⁶ = 429362161 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (429427597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214713848 + 214713849.

It is an arithmetic number, because the mean of its divisors is an integer number (214713849).

Almost surely, 2^429427697 is an apocalyptic number.

It is an amenable number.

429427697 is a deficient number, since it is larger than the sum of its proper divisors (1).

429427697 is an equidigital number, since it uses as much as digits as its factorization.

429427697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 50.

The square root of 429427697 is about 20722.6373080262. The cubic root of 429427697 is about 754.4492259548.

The spelling of 429427697 in words is "four hundred twenty-nine million, four hundred twenty-seven thousand, six hundred ninety-seven".