42104829 has 12 divisors (see below), whose sum is σ = 60791136. Its totient is φ = 25910352.

The previous prime is 42104813. The next prime is 42104833. The reversal of 42104829 is 92840124.

It is not a de Polignac number, because 42104829 - 2⁴ = 42104813 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42104796 and 42104805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42104729) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41017 + ... + 42030.

It is an arithmetic number, because the mean of its divisors is an integer number (5065928).

Almost surely, 2^42104829 is an apocalyptic number.

It is an amenable number.

42104829 is a deficient number, since it is larger than the sum of its proper divisors (18686307).

42104829 is a wasteful number, since it uses less digits than its factorization.

42104829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83076 (or 83063 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 42104829 is about 6488.8233910317. The cubic root of 42104829 is about 347.8916213572.

The spelling of 42104829 in words is "forty-two million, one hundred four thousand, eight hundred twenty-nine".