42503206 has 8 divisors (see below), whose sum is σ = 63783864. Its totient is φ = 21241920.

The previous prime is 42503203. The next prime is 42503233. The reversal of 42503206 is 60230524.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42503203) 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, 3561 + ... + 9883.

It is an arithmetic number, because the mean of its divisors is an integer number (7972983).

Almost surely, 2^42503206 is an apocalyptic number.

42503206 is a deficient number, since it is larger than the sum of its proper divisors (21280658).

42503206 is a wasteful number, since it uses less digits than its factorization.

42503206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9686.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 42503206 is about 6519.4482895411. The cubic root of 42503206 is about 348.9853771757.

The spelling of 42503206 in words is "forty-two million, five hundred three thousand, two hundred six".