42563703 has 24 divisors (see below), whose sum is σ = 71098608. Its totient is φ = 22450176.

The previous prime is 42563683. The next prime is 42563707. The reversal of 42563703 is 30736524.

It is not a de Polignac number, because 42563703 - 2⁵ = 42563671 is a prime.

It is a super-3 number, since 3×42563703³ (a number of 24 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42563707) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9226 + ... + 13047.

It is an arithmetic number, because the mean of its divisors is an integer number (2962442).

Almost surely, 2^42563703 is an apocalyptic number.

42563703 is a deficient number, since it is larger than the sum of its proper divisors (28534905).

42563703 is a wasteful number, since it uses less digits than its factorization.

42563703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22303 (or 22296 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 42563703 is about 6524.0863728188. The cubic root of 42563703 is about 349.1508749612.

The spelling of 42563703 in words is "forty-two million, five hundred sixty-three thousand, seven hundred three".