42352503 has 4 divisors (see below), whose sum is σ = 56470008. Its totient is φ = 28235000.

The previous prime is 42352489. The next prime is 42352511. The reversal of 42352503 is 30525324.

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

It is a cyclic number.

It is not a de Polignac number, because 42352503 - 2¹⁸ = 42090359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42352003) 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, 7058748 + ... + 7058753.

It is an arithmetic number, because the mean of its divisors is an integer number (14117502).

Almost surely, 2^42352503 is an apocalyptic number.

42352503 is a deficient number, since it is larger than the sum of its proper divisors (14117505).

42352503 is a wasteful number, since it uses less digits than its factorization.

42352503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14117504.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 42352503 is about 6507.8800695772. The cubic root of 42352503 is about 348.5724245966.

Adding to 42352503 its reverse (30525324), we get a palindrome (72877827).

The spelling of 42352503 in words is "forty-two million, three hundred fifty-two thousand, five hundred three".