422514553 has 4 divisors (see below), whose sum is σ = 432819828. Its totient is φ = 412209280.

The previous prime is 422514479. The next prime is 422514557. The reversal of 422514553 is 355415224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 144192064 + 278322489 = 12008^2 + 16683^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422514553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422514557) 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, 5152576 + ... + 5152657.

It is an arithmetic number, because the mean of its divisors is an integer number (108204957).

Almost surely, 2^422514553 is an apocalyptic number.

It is an amenable number.

422514553 is a deficient number, since it is larger than the sum of its proper divisors (10305275).

422514553 is a wasteful number, since it uses less digits than its factorization.

422514553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10305274.

The product of its digits is 24000, while the sum is 31.

The square root of 422514553 is about 20555.1587928675. The cubic root of 422514553 is about 750.3788030159.

Adding to 422514553 its reverse (355415224), we get a palindrome (777929777).

The spelling of 422514553 in words is "four hundred twenty-two million, five hundred fourteen thousand, five hundred fifty-three".