522123342 has 32 divisors (see below), whose sum is σ = 1131103008. Its totient is φ = 159720576.

The previous prime is 522123331. The next prime is 522123347. The reversal of 522123342 is 243321225.

It is a super-2 number, since 2×522123342² = 545225568522497928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522123347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5853 + ... + 32840.

It is an arithmetic number, because the mean of its divisors is an integer number (35346969).

Almost surely, 2^522123342 is an apocalyptic number.

522123342 is an abundant number, since it is smaller than the sum of its proper divisors (608979666).

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

522123342 is a wasteful number, since it uses less digits than its factorization.

522123342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38884.

The product of its digits is 2880, while the sum is 24.

The square root of 522123342 is about 22850.0184245002. The cubic root of 522123342 is about 805.2382006664.

Adding to 522123342 its reverse (243321225), we get a palindrome (765444567).

The spelling of 522123342 in words is "five hundred twenty-two million, one hundred twenty-three thousand, three hundred forty-two".