42200323 has 6 divisors (see below), whose sum is σ = 46385612. Its totient is φ = 38363820.

The previous prime is 42200317. The next prime is 42200339. The reversal of 42200323 is 32300224.

It is not a de Polignac number, because 42200323 - 2⁹ = 42199811 is a prime.

It is a super-2 number, since 2×42200323² = 3561734522608658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42200297 and 42200306.

It is not an unprimeable number, because it can be changed into a prime (42200303) 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, 174261 + ... + 174502.

Almost surely, 2^42200323 is an apocalyptic number.

42200323 is a deficient number, since it is larger than the sum of its proper divisors (4185289).

42200323 is a wasteful number, since it uses less digits than its factorization.

42200323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348785 (or 348774 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 42200323 is about 6496.1775683859. The cubic root of 42200323 is about 348.1544295220.

Adding to 42200323 its reverse (32300224), we get a palindrome (74500547).

Subtracting from 42200323 its reverse (32300224), we obtain a palindrome (9900099).

The spelling of 42200323 in words is "forty-two million, two hundred thousand, three hundred twenty-three".