429022427 has 4 divisors (see below), whose sum is σ = 447675600. Its totient is φ = 410369256.

The previous prime is 429022393. The next prime is 429022441. The reversal of 429022427 is 724220924.

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

It is a cyclic number.

It is not a de Polignac number, because 429022427 - 2¹⁰ = 429021403 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 429022393 and 429022402.

It is not an unprimeable number, because it can be changed into a prime (429022457) 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, 9326552 + ... + 9326597.

It is an arithmetic number, because the mean of its divisors is an integer number (111918900).

Almost surely, 2^429022427 is an apocalyptic number.

429022427 is a deficient number, since it is larger than the sum of its proper divisors (18653173).

429022427 is a wasteful number, since it uses less digits than its factorization.

429022427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18653172.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 429022427 is about 20712.8565630142. The cubic root of 429022427 is about 754.2118155010.

The spelling of 429022427 in words is "four hundred twenty-nine million, twenty-two thousand, four hundred twenty-seven".