429676879 has 4 divisors (see below), whose sum is σ = 429834384. Its totient is φ = 429519376.

The previous prime is 429676861. The next prime is 429676901. The reversal of 429676879 is 978676924.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-429676879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429676579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74587 + ... + 80140.

It is an arithmetic number, because the mean of its divisors is an integer number (107458596).

Almost surely, 2^429676879 is an apocalyptic number.

429676879 is a deficient number, since it is larger than the sum of its proper divisors (157505).

429676879 is a wasteful number, since it uses less digits than its factorization.

429676879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157504.

The product of its digits is 9144576, while the sum is 58.

The square root of 429676879 is about 20728.6487499789. The cubic root of 429676879 is about 754.5951246456.

The spelling of 429676879 in words is "four hundred twenty-nine million, six hundred seventy-six thousand, eight hundred seventy-nine".