829442 has 4 divisors (see below), whose sum is σ = 1244166. Its totient is φ = 414720.

The previous prime is 829399. The next prime is 829453. The reversal of 829442 is 244928.

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., 516961 + 312481 = 719^2 + 559^2 .

It is an unprimeable number.

829442 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207359 + ... + 207362.

2⁸²⁹⁴⁴² is an apocalyptic number.

829442 is a deficient number, since it is larger than the sum of its proper divisors (414724).

829442 is a wasteful number, since it uses less digits than its factorization.

829442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414723.

The product of its digits is 4608, while the sum is 29.

The square root of 829442 is about 910.7370641409. The cubic root of 829442 is about 93.9568989063.

The spelling of 829442 in words is "eight hundred twenty-nine thousand, four hundred forty-two".