42104097 has 16 divisors (see below), whose sum is σ = 71287680. Its totient is φ = 24059376.

The previous prime is 42104071. The next prime is 42104119. The reversal of 42104097 is 79040124.

It is a happy number.

It is not a de Polignac number, because 42104097 - 2⁶ = 42104033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 42104097.

It is not an unprimeable number, because it can be changed into a prime (42104017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111198 + ... + 111575.

It is an arithmetic number, because the mean of its divisors is an integer number (4455480).

Almost surely, 2^42104097 is an apocalyptic number.

It is an amenable number.

42104097 is a deficient number, since it is larger than the sum of its proper divisors (29183583).

42104097 is a wasteful number, since it uses less digits than its factorization.

42104097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222789 (or 222783 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 42104097 is about 6488.7669861076. The cubic root of 42104097 is about 347.8896052928.

The spelling of 42104097 in words is "forty-two million, one hundred four thousand, ninety-seven".