42873003 has 16 divisors (see below), whose sum is σ = 65066400. Its totient is φ = 27884160.

The previous prime is 42873001. The next prime is 42873007. The reversal of 42873003 is 30037824.

It is not a de Polignac number, because 42873003 - 2¹ = 42873001 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (42873001) 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, 18258 + ... + 20471.

It is an arithmetic number, because the mean of its divisors is an integer number (4066650).

Almost surely, 2^42873003 is an apocalyptic number.

42873003 is a deficient number, since it is larger than the sum of its proper divisors (22193397).

42873003 is a wasteful number, since it uses less digits than its factorization.

42873003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38779 (or 38773 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 42873003 is about 6547.7479334501. The cubic root of 42873003 is about 349.9945659020.

The spelling of 42873003 in words is "forty-two million, eight hundred seventy-three thousand, three".