422534531 has 8 divisors (see below), whose sum is σ = 431439840. Its totient is φ = 413721792.

The previous prime is 422534527. The next prime is 422534533. The reversal of 422534531 is 135435224.

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 422534531 - 2² = 422534527 is a prime.

It is a super-2 number, since 2×422534531² = 357070859774779922, 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 = 422534494 and 422534503.

It is not an unprimeable number, because it can be changed into a prime (422534533) 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, 13880 + ... + 32213.

It is an arithmetic number, because the mean of its divisors is an integer number (53929980).

Almost surely, 2^422534531 is an apocalyptic number.

422534531 is a deficient number, since it is larger than the sum of its proper divisors (8905309).

422534531 is a wasteful number, since it uses less digits than its factorization.

422534531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46285.

The product of its digits is 14400, while the sum is 29.

The square root of 422534531 is about 20555.6447478545. The cubic root of 422534531 is about 750.3906296945.

Adding to 422534531 its reverse (135435224), we get a palindrome (557969755).

The spelling of 422534531 in words is "four hundred twenty-two million, five hundred thirty-four thousand, five hundred thirty-one".