509770422 has 120 divisors (see below), whose sum is σ = 1340776800. Its totient is φ = 144335520.

The previous prime is 509770421. The next prime is 509770427. The reversal of 509770422 is 224077905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509770421) 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 59 ways as a sum of consecutive naturals, for example, 1182547 + ... + 1182977.

It is an arithmetic number, because the mean of its divisors is an integer number (11173140).

Almost surely, 2^509770422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 509770422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (670388400).

509770422 is an abundant number, since it is smaller than the sum of its proper divisors (831006378).

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

509770422 is a wasteful number, since it uses less digits than its factorization.

509770422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 592 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 509770422 is about 22578.0960667635. The cubic root of 509770422 is about 798.8370717749.

The spelling of 509770422 in words is "five hundred nine million, seven hundred seventy thousand, four hundred twenty-two".