42104325 has 24 divisors (see below), whose sum is σ = 73709568. Its totient is φ = 21134080.

The previous prime is 42104299. The next prime is 42104327. The reversal of 42104325 is 52340124.

It is not a de Polignac number, because 42104325 - 2⁹ = 42103813 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42104327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15237 + ... + 17786.

It is an arithmetic number, because the mean of its divisors is an integer number (3071232).

Almost surely, 2^42104325 is an apocalyptic number.

It is an amenable number.

42104325 is a deficient number, since it is larger than the sum of its proper divisors (31605243).

42104325 is a wasteful number, since it uses less digits than its factorization.

42104325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33053 (or 33048 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 42104325 is about 6488.7845549070. The cubic root of 42104325 is about 347.8902332498.

Adding to 42104325 its reverse (52340124), we get a palindrome (94444449).

The spelling of 42104325 in words is "forty-two million, one hundred four thousand, three hundred twenty-five".