429706427 has 12 divisors (see below), whose sum is σ = 446300400. Its totient is φ = 413710752.

The previous prime is 429706423. The next prime is 429706441. The reversal of 429706427 is 724607924.

It is not a de Polignac number, because 429706427 - 2² = 429706423 is a prime.

It is a super-2 number, since 2×429706427² = 369295226810212658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (429706423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 503333 + ... + 504185.

It is an arithmetic number, because the mean of its divisors is an integer number (37191700).

Almost surely, 2^429706427 is an apocalyptic number.

429706427 is a deficient number, since it is larger than the sum of its proper divisors (16593973).

429706427 is an equidigital number, since it uses as much as digits as its factorization.

429706427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510 (or 1481 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 429706427 is about 20729.3614711115. The cubic root of 429706427 is about 754.6124215702.

The spelling of 429706427 in words is "four hundred twenty-nine million, seven hundred six thousand, four hundred twenty-seven".