42004203 has 4 divisors (see below), whose sum is σ = 56005608. Its totient is φ = 28002800.

The previous prime is 42004177. The next prime is 42004211. The reversal of 42004203 is 30240024.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42004203 - 2⁹ = 42003691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42004103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7000698 + ... + 7000703.

It is an arithmetic number, because the mean of its divisors is an integer number (14001402).

Almost surely, 2^42004203 is an apocalyptic number.

42004203 is a deficient number, since it is larger than the sum of its proper divisors (14001405).

42004203 is a wasteful number, since it uses less digits than its factorization.

42004203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14001404.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 42004203 is about 6481.0649587857. The cubic root of 42004203 is about 347.6142591336.

Adding to 42004203 its reverse (30240024), we get a palindrome (72244227).

The spelling of 42004203 in words is "forty-two million, four thousand, two hundred three".