429679 has 2 divisors, whose sum is σ = 429680. Its totient is φ = 429678.

The previous prime is 429677. The next prime is 429683. The reversal of 429679 is 976924.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 429679 - 2¹ = 429677 is a prime.

Together with 429677, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214839 + 214840.

It is an arithmetic number, because the mean of its divisors is an integer number (214840).

2⁴²⁹⁶⁷⁹ is an apocalyptic number.

429679 is a deficient number, since it is larger than the sum of its proper divisors (1).

429679 is an equidigital number, since it uses as much as digits as its factorization.

429679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 37.

The square root of 429679 is about 655.4990465287. The cubic root of 429679 is about 75.4596366271.

The spelling of 429679 in words is "four hundred twenty-nine thousand, six hundred seventy-nine".