422542534 has 8 divisors (see below), whose sum is σ = 635172408. Its totient is φ = 210818400.

The previous prime is 422542529. The next prime is 422542537. The reversal of 422542534 is 435245224.

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 = 422542496 and 422542505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422542537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225267 + ... + 227134.

It is an arithmetic number, because the mean of its divisors is an integer number (79396551).

Almost surely, 2^422542534 is an apocalyptic number.

422542534 is a deficient number, since it is larger than the sum of its proper divisors (212629874).

422542534 is a wasteful number, since it uses less digits than its factorization.

422542534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452870.

The product of its digits is 38400, while the sum is 31.

The square root of 422542534 is about 20555.8394136557. The cubic root of 422542534 is about 750.3953672467.

Adding to 422542534 its reverse (435245224), we get a palindrome (857787758).

The spelling of 422542534 in words is "four hundred twenty-two million, five hundred forty-two thousand, five hundred thirty-four".