42529329 has 12 divisors (see below), whose sum is σ = 61575696. Its totient is φ = 28286232.

The previous prime is 42529307. The next prime is 42529337. The reversal of 42529329 is 92392524.

It is not a de Polignac number, because 42529329 - 2⁸ = 42529073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42529293 and 42529302.

It is not an unprimeable number, because it can be changed into a prime (42529339) 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 11 ways as a sum of consecutive naturals, for example, 1347 + ... + 9320.

It is an arithmetic number, because the mean of its divisors is an integer number (5131308).

Almost surely, 2^42529329 is an apocalyptic number.

It is an amenable number.

42529329 is a deficient number, since it is larger than the sum of its proper divisors (19046367).

42529329 is a wasteful number, since it uses less digits than its factorization.

42529329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11116 (or 11113 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 42529329 is about 6521.4514488724. The cubic root of 42529329 is about 349.0568594534.

The spelling of 42529329 in words is "forty-two million, five hundred twenty-nine thousand, three hundred twenty-nine".