852429321 has 12 divisors (see below), whose sum is σ = 1232245872. Its totient is φ = 567843576.

The previous prime is 852429293. The next prime is 852429353. The reversal of 852429321 is 123924258.

It is a happy number.

It is not a de Polignac number, because 852429321 - 2⁶ = 852429257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (852422321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24471 + ... + 47996.

It is an arithmetic number, because the mean of its divisors is an integer number (102687156).

Almost surely, 2^852429321 is an apocalyptic number.

It is an amenable number.

852429321 is a deficient number, since it is larger than the sum of its proper divisors (379816551).

852429321 is a wasteful number, since it uses less digits than its factorization.

852429321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73780 (or 73777 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 852429321 is about 29196.3922600036. The cubic root of 852429321 is about 948.1698174927.

The spelling of 852429321 in words is "eight hundred fifty-two million, four hundred twenty-nine thousand, three hundred twenty-one".