522433340 has 96 divisors (see below), whose sum is σ = 1324016064. Its totient is φ = 170588160.

The previous prime is 522433337. The next prime is 522433361. The reversal of 522433340 is 43334225.

522433340 = 3641² + 3642² + ... + 3679².

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 103352 + ... + 108288.

It is an arithmetic number, because the mean of its divisors is an integer number (13791834).

Almost surely, 2^522433340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522433340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (662008032).

522433340 is an abundant number, since it is smaller than the sum of its proper divisors (801582724).

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

522433340 is a wasteful number, since it uses less digits than its factorization.

522433340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5007 (or 5005 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 522433340 is about 22856.8007385111. The cubic root of 522433340 is about 805.3975326515.

Adding to 522433340 its reverse (43334225), we get a palindrome (565767565).

The spelling of 522433340 in words is "five hundred twenty-two million, four hundred thirty-three thousand, three hundred forty".