385429 has 8 divisors (see below), whose sum is σ = 432288. Its totient is φ = 340560.

The previous prime is 385417. The next prime is 385433. The reversal of 385429 is 924583.

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

It is not a de Polignac number, because 385429 - 2⁵ = 385397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 385429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67 + ... + 880.

It is an arithmetic number, because the mean of its divisors is an integer number (54036).

2³⁸⁵⁴²⁹ is an apocalyptic number.

It is an amenable number.

385429 is a deficient number, since it is larger than the sum of its proper divisors (46859).

385429 is a wasteful number, since it uses less digits than its factorization.

385429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995.

The product of its digits is 8640, while the sum is 31.

The square root of 385429 is about 620.8292841031. The cubic root of 385429 is about 72.7748740929.

It can be divided in two parts, 3854 and 29, that added together give a palindrome (3883).

The spelling of 385429 in words is "three hundred eighty-five thousand, four hundred twenty-nine".