522135342 has 32 divisors (see below), whose sum is σ = 1191664800. Its totient is φ = 169340544.

The previous prime is 522135337. The next prime is 522135377. The reversal of 522135342 is 243531225.

It is a happy number.

522135342 is a `hidden beast` number, since 522 + 135 + 3 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 128667 + ... + 132662.

It is an arithmetic number, because the mean of its divisors is an integer number (37239525).

Almost surely, 2^522135342 is an apocalyptic number.

522135342 is an abundant number, since it is smaller than the sum of its proper divisors (669529458).

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

522135342 is a wasteful number, since it uses less digits than its factorization.

522135342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261377 (or 261371 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 522135342 is about 22850.2810048367. The cubic root of 522135342 is about 805.2443695691.

Adding to 522135342 its reverse (243531225), we get a palindrome (765666567).

The spelling of 522135342 in words is "five hundred twenty-two million, one hundred thirty-five thousand, three hundred forty-two".