429388079 has 2 divisors, whose sum is σ = 429388080. Its totient is φ = 429388078.

The previous prime is 429388073. The next prime is 429388109. The reversal of 429388079 is 970883924.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 429388079 - 2²⁰ = 428339503 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (429388073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214694039 + 214694040.

It is an arithmetic number, because the mean of its divisors is an integer number (214694040).

Almost surely, 2^429388079 is an apocalyptic number.

429388079 is a deficient number, since it is larger than the sum of its proper divisors (1).

429388079 is an equidigital number, since it uses as much as digits as its factorization.

429388079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 50.

The square root of 429388079 is about 20721.6813748306. The cubic root of 429388079 is about 754.4260239980.

The spelling of 429388079 in words is "four hundred twenty-nine million, three hundred eighty-eight thousand, seventy-nine".