429545 has 4 divisors (see below), whose sum is σ = 515460. Its totient is φ = 343632.

The previous prime is 429529. The next prime is 429547. The reversal of 429545 is 545924.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 120409 + 309136 = 347^2 + 556^2 .

It is a cyclic number.

It is not a de Polignac number, because 429545 - 2⁴ = 429529 is a prime.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 429545.

It is not an unprimeable number, because it can be changed into a prime (429547) 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 3 ways as a sum of consecutive naturals, for example, 42950 + ... + 42959.

It is an arithmetic number, because the mean of its divisors is an integer number (128865).

2⁴²⁹⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

429545 is a deficient number, since it is larger than the sum of its proper divisors (85915).

429545 is an equidigital number, since it uses as much as digits as its factorization.

429545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85914.

The product of its digits is 7200, while the sum is 29.

The square root of 429545 is about 655.3968263579. The cubic root of 429545 is about 75.4517915128.

The spelling of 429545 in words is "four hundred twenty-nine thousand, five hundred forty-five".