42456003 has 4 divisors (see below), whose sum is σ = 56608008. Its totient is φ = 28304000.

The previous prime is 42455989. The next prime is 42456017. The reversal of 42456003 is 30065424.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (42455989) and next prime (42456017).

It is a cyclic number.

It is not a de Polignac number, because 42456003 - 2¹⁸ = 42193859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42456503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7075998 + ... + 7076003.

It is an arithmetic number, because the mean of its divisors is an integer number (14152002).

Almost surely, 2^42456003 is an apocalyptic number.

42456003 is a deficient number, since it is larger than the sum of its proper divisors (14152005).

42456003 is a wasteful number, since it uses less digits than its factorization.

42456003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14152004.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 42456003 is about 6515.8271155702. The cubic root of 42456003 is about 348.8561378367.

The spelling of 42456003 in words is "forty-two million, four hundred fifty-six thousand, three".