522411330 has 32 divisors (see below), whose sum is σ = 1432900224. Its totient is φ = 119408256.

The previous prime is 522411283. The next prime is 522411359. The reversal of 522411330 is 33114225.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 522411297 and 522411306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1243627 + ... + 1244046.

It is an arithmetic number, because the mean of its divisors is an integer number (44778132).

Almost surely, 2^522411330 is an apocalyptic number.

522411330 is an abundant number, since it is smaller than the sum of its proper divisors (910488894).

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

522411330 is a wasteful number, since it uses less digits than its factorization.

522411330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2487690.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 522411330 is about 22856.3192574833. The cubic root of 522411330 is about 805.3862220865.

Adding to 522411330 its reverse (33114225), we get a palindrome (555525555).

The spelling of 522411330 in words is "five hundred twenty-two million, four hundred eleven thousand, three hundred thirty".