42432003 has 12 divisors (see below), whose sum is σ = 61404408. Its totient is φ = 28235520.

The previous prime is 42432001. The next prime is 42432029. The reversal of 42432003 is 30023424.

It is not a de Polignac number, because 42432003 - 2¹ = 42432001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42432001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1108 + ... + 9278.

It is an arithmetic number, because the mean of its divisors is an integer number (5117034).

Almost surely, 2^42432003 is an apocalyptic number.

42432003 is a deficient number, since it is larger than the sum of its proper divisors (18972405).

42432003 is a wasteful number, since it uses less digits than its factorization.

42432003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8754 (or 8751 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 42432003 is about 6513.9851857369. The cubic root of 42432003 is about 348.7903903581.

Adding to 42432003 its reverse (30023424), we get a palindrome (72455427).

The spelling of 42432003 in words is "forty-two million, four hundred thirty-two thousand, three".