522145042 has 16 divisors (see below), whose sum is σ = 825834240. Its totient is φ = 246913488.

The previous prime is 522145027. The next prime is 522145069. The reversal of 522145042 is 240541225.

It is a junction number, because it is equal to n+sod(n) for n = 522144998 and 522145016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11748 + ... + 34384.

It is an arithmetic number, because the mean of its divisors is an integer number (51614640).

Almost surely, 2^522145042 is an apocalyptic number.

522145042 is a deficient number, since it is larger than the sum of its proper divisors (303689198).

522145042 is a wasteful number, since it uses less digits than its factorization.

522145042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23265.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 522145042 is about 22850.4932550700. The cubic root of 522145042 is about 805.2493560298.

Adding to 522145042 its reverse (240541225), we get a palindrome (762686267).

The spelling of 522145042 in words is "five hundred twenty-two million, one hundred forty-five thousand, forty-two".