42555003 has 16 divisors (see below), whose sum is σ = 60710400. Its totient is φ = 26434080.

The previous prime is 42555001. The next prime is 42555011. The reversal of 42555003 is 30055524.

It is not a de Polignac number, because 42555003 - 2¹ = 42555001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42555001) 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, 2643 + ... + 9596.

It is an arithmetic number, because the mean of its divisors is an integer number (3794400).

Almost surely, 2^42555003 is an apocalyptic number.

42555003 is a deficient number, since it is larger than the sum of its proper divisors (18155397).

42555003 is a wasteful number, since it uses less digits than its factorization.

42555003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12322.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 42555003 is about 6523.4195787179. The cubic root of 42555003 is about 349.1270845844.

The spelling of 42555003 in words is "forty-two million, five hundred fifty-five thousand, three".