849429 has 24 divisors (see below), whose sum is σ = 1426880. Its totient is φ = 476928.

The previous prime is 849427. The next prime is 849461. The reversal of 849429 is 924948.

It is a happy number.

It is not a de Polignac number, because 849429 - 2¹ = 849427 is a prime.

It is a Curzon number.

849429 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 849393 and 849402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849427) 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 23 ways as a sum of consecutive naturals, for example, 6042 + ... + 6180.

2⁸⁴⁹⁴²⁹ is an apocalyptic number.

It is an amenable number.

849429 is a deficient number, since it is larger than the sum of its proper divisors (577451).

849429 is a wasteful number, since it uses less digits than its factorization.

849429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249 (or 246 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 849429 is about 921.6447254772. The cubic root of 849429 is about 94.7056075882.

The spelling of 849429 in words is "eight hundred forty-nine thousand, four hundred twenty-nine".