42927903 has 6 divisors (see below), whose sum is σ = 62006984. Its totient is φ = 28618596.

The previous prime is 42927883. The next prime is 42927947. The reversal of 42927903 is 30972924.

It is not a de Polignac number, because 42927903 - 2¹⁰ = 42926879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42927953) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2384875 + ... + 2384892.

Almost surely, 2^42927903 is an apocalyptic number.

42927903 is a deficient number, since it is larger than the sum of its proper divisors (19079081).

42927903 is a wasteful number, since it uses less digits than its factorization.

42927903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4769773 (or 4769770 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 42927903 is about 6551.9388733412. The cubic root of 42927903 is about 350.1438945744.

The spelling of 42927903 in words is "forty-two million, nine hundred twenty-seven thousand, nine hundred three".