9420829 has 16 divisors (see below), whose sum is σ = 10725120. Its totient is φ = 8199360.

The previous prime is 9420811. The next prime is 9420833. The reversal of 9420829 is 9280249.

It is a cyclic number.

It is not a de Polignac number, because 9420829 - 2⁷ = 9420701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9420794 and 9420803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9420809) 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 15 ways as a sum of consecutive naturals, for example, 32007 + ... + 32299.

It is an arithmetic number, because the mean of its divisors is an integer number (670320).

Almost surely, 2^9420829 is an apocalyptic number.

It is an amenable number.

9420829 is a deficient number, since it is larger than the sum of its proper divisors (1304291).

9420829 is a wasteful number, since it uses less digits than its factorization.

9420829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 9420829 is about 3069.3368990712. The cubic root of 9420829 is about 211.2011962001.

The spelling of 9420829 in words is "nine million, four hundred twenty thousand, eight hundred twenty-nine".