422520827 has 8 divisors (see below), whose sum is σ = 430122576. Its totient is φ = 414957312.

The previous prime is 422520799. The next prime is 422520829. The reversal of 422520827 is 728025224.

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 422520827 - 2²² = 418326523 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422520793 and 422520802.

It is not an unprimeable number, because it can be changed into a prime (422520829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13223 + ... + 31935.

It is an arithmetic number, because the mean of its divisors is an integer number (53765322).

Almost surely, 2^422520827 is an apocalyptic number.

422520827 is a deficient number, since it is larger than the sum of its proper divisors (7601749).

422520827 is a wasteful number, since it uses less digits than its factorization.

422520827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19117.

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 422520827 is about 20555.3114060576. The cubic root of 422520827 is about 750.3825171706.

It can be divided in two parts, 4225 and 20827, that added together give a palindrome (25052).

The spelling of 422520827 in words is "four hundred twenty-two million, five hundred twenty thousand, eight hundred twenty-seven".