42305422 has 8 divisors (see below), whose sum is σ = 63486072. Its totient is φ = 21143400.

The previous prime is 42305383. The next prime is 42305423. The reversal of 42305422 is 22450324.

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

It is a junction number, because it is equal to n+sod(n) for n = 42305393 and 42305402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42305423) 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, 5172 + ... + 10552.

It is an arithmetic number, because the mean of its divisors is an integer number (7935759).

Almost surely, 2^42305422 is an apocalyptic number.

42305422 is a deficient number, since it is larger than the sum of its proper divisors (21180650).

42305422 is a wasteful number, since it uses less digits than its factorization.

42305422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9314.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 42305422 is about 6504.2618335980. The cubic root of 42305422 is about 348.4432136327.

Adding to 42305422 its reverse (22450324), we get a palindrome (64755746).

The spelling of 42305422 in words is "forty-two million, three hundred five thousand, four hundred twenty-two".