525512022 has 16 divisors (see below), whose sum is σ = 1201170432. Its totient is φ = 150146280.

The previous prime is 525512003. The next prime is 525512059. The reversal of 525512022 is 220215525.

It is a junction number, because it is equal to n+sod(n) for n = 525511983 and 525512001.

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 7 ways as a sum of consecutive naturals, for example, 6256054 + ... + 6256137.

It is an arithmetic number, because the mean of its divisors is an integer number (75073152).

Almost surely, 2^525512022 is an apocalyptic number.

525512022 is an abundant number, since it is smaller than the sum of its proper divisors (675658410).

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

525512022 is a wasteful number, since it uses less digits than its factorization.

525512022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12512203.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 525512022 is about 22924.0489879079. The cubic root of 525512022 is about 806.9764952486.

Adding to 525512022 its reverse (220215525), we get a palindrome (745727547).

The spelling of 525512022 in words is "five hundred twenty-five million, five hundred twelve thousand, twenty-two".