42560003 has 6 divisors (see below), whose sum is σ = 42846444. Its totient is φ = 42274656.

The previous prime is 42559997. The next prime is 42560017. The reversal of 42560003 is 30006524.

It is not a de Polignac number, because 42560003 - 2⁶ = 42559939 is a prime.

It is a super-2 number, since 2×42560003² = 3622707710720018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42560033) 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, 98075 + ... + 98507.

It is an arithmetic number, because the mean of its divisors is an integer number (7141074).

Almost surely, 2^42560003 is an apocalyptic number.

42560003 is a deficient number, since it is larger than the sum of its proper divisors (286441).

42560003 is an frugal number, since it uses more digits than its factorization.

42560003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093 (or 660 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 42560003 is about 6523.8028020473. The cubic root of 42560003 is about 349.1407576109.

Adding to 42560003 its reverse (30006524), we get a palindrome (72566527).

The spelling of 42560003 in words is "forty-two million, five hundred sixty thousand, three".