429826 has 4 divisors (see below), whose sum is σ = 644742. Its totient is φ = 214912.

The previous prime is 429823. The next prime is 429827. The reversal of 429826 is 628924.

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

It can be written as a sum of positive squares in only one way, i.e., 308025 + 121801 = 555^2 + 349^2 .

It is a plaindrome in base 12.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (429823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107455 + ... + 107458.

2⁴²⁹⁸²⁶ is an apocalyptic number.

429826 is a deficient number, since it is larger than the sum of its proper divisors (214916).

429826 is a wasteful number, since it uses less digits than its factorization.

429826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214915.

The product of its digits is 6912, while the sum is 31.

The square root of 429826 is about 655.6111652496. The cubic root of 429826 is about 75.4682409588.

The spelling of 429826 in words is "four hundred twenty-nine thousand, eight hundred twenty-six".