424212522 has 32 divisors (see below), whose sum is σ = 885772800. Its totient is φ = 135269568.

The previous prime is 424212517. The next prime is 424212539. The reversal of 424212522 is 225212424.

It is a junction number, because it is equal to n+sod(n) for n = 424212492 and 424212501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7783 + ... + 30149.

It is an arithmetic number, because the mean of its divisors is an integer number (27680400).

Almost surely, 2^424212522 is an apocalyptic number.

424212522 is an abundant number, since it is smaller than the sum of its proper divisors (461560278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424212522 is a wasteful number, since it uses less digits than its factorization.

424212522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22510.

The product of its digits is 2560, while the sum is 24.

The square root of 424212522 is about 20596.4201258374. The cubic root of 424212522 is about 751.3826477030.

Adding to 424212522 its reverse (225212424), we get a palindrome (649424946).

The spelling of 424212522 in words is "four hundred twenty-four million, two hundred twelve thousand, five hundred twenty-two".