429685 has 8 divisors (see below), whose sum is σ = 542880. Its totient is φ = 325584.

The previous prime is 429683. The next prime is 429701. The reversal of 429685 is 586924.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 429685 - 2¹ = 429683 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 429685.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2167 + ... + 2356.

It is an arithmetic number, because the mean of its divisors is an integer number (67860).

2⁴²⁹⁶⁸⁵ is an apocalyptic number.

It is an amenable number.

429685 is a deficient number, since it is larger than the sum of its proper divisors (113195).

429685 is a wasteful number, since it uses less digits than its factorization.

429685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4547.

The product of its digits is 17280, while the sum is 34.

The square root of 429685 is about 655.5036231784. The cubic root of 429685 is about 75.4599878628.

It can be divided in two parts, 42968 and 5, that multiplied together give a triangular number (214840 = T₆₅₅).

The spelling of 429685 in words is "four hundred twenty-nine thousand, six hundred eighty-five".