42241423 has 8 divisors (see below), whose sum is σ = 48996992. Its totient is φ = 35666136.

The previous prime is 42241421. The next prime is 42241519. The reversal of 42241423 is 32414224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42241423 - 2¹ = 42241421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42241394 and 42241403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42241421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44565 + ... + 45502.

It is an arithmetic number, because the mean of its divisors is an integer number (6124624).

Almost surely, 2^42241423 is an apocalyptic number.

42241423 is a deficient number, since it is larger than the sum of its proper divisors (6755569).

42241423 is an equidigital number, since it uses as much as digits as its factorization.

42241423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90141.

The product of its digits is 1536, while the sum is 22.

The square root of 42241423 is about 6499.3401972816. The cubic root of 42241423 is about 348.2674184219.

Adding to 42241423 its reverse (32414224), we get a palindrome (74655647).

The spelling of 42241423 in words is "forty-two million, two hundred forty-one thousand, four hundred twenty-three".