525402022 has 8 divisors (see below), whose sum is σ = 829582200. Its totient is φ = 248874624.

The previous prime is 525402011. The next prime is 525402029. The reversal of 525402022 is 220204525.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 525401984 and 525402002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525402029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6913147 + ... + 6913222.

It is an arithmetic number, because the mean of its divisors is an integer number (103697775).

Almost surely, 2^525402022 is an apocalyptic number.

525402022 is a deficient number, since it is larger than the sum of its proper divisors (304180178).

525402022 is a wasteful number, since it uses less digits than its factorization.

525402022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13826390.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 525402022 is about 22921.6496352248. The cubic root of 525402022 is about 806.9201859699.

Adding to 525402022 its reverse (220204525), we get a palindrome (745606547).

The spelling of 525402022 in words is "five hundred twenty-five million, four hundred two thousand, twenty-two".