429454857 has 12 divisors (see below), whose sum is σ = 620042064. Its totient is φ = 264279600.

The previous prime is 429454849. The next prime is 429454897. The reversal of 429454857 is 758454924.

It is not a de Polignac number, because 429454857 - 2³ = 429454849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (429454897) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 423019 + ... + 424032.

It is an arithmetic number, because the mean of its divisors is an integer number (51670172).

Almost surely, 2^429454857 is an apocalyptic number.

It is an amenable number.

429454857 is a deficient number, since it is larger than the sum of its proper divisors (190587207).

429454857 is a wasteful number, since it uses less digits than its factorization.

429454857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847080 (or 847067 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 48.

The square root of 429454857 is about 20723.2926196587. The cubic root of 429454857 is about 754.4651311616.

The spelling of 429454857 in words is "four hundred twenty-nine million, four hundred fifty-four thousand, eight hundred fifty-seven".