525411224 has 16 divisors (see below), whose sum is σ = 1060926720. Its totient is φ = 242497440.

The previous prime is 525411209. The next prime is 525411247. The reversal of 525411224 is 422114525.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 525411193 and 525411202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2525912 + ... + 2526119.

It is an arithmetic number, because the mean of its divisors is an integer number (66307920).

Almost surely, 2^525411224 is an apocalyptic number.

It is an amenable number.

525411224 is an abundant number, since it is smaller than the sum of its proper divisors (535515496).

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

525411224 is a wasteful number, since it uses less digits than its factorization.

525411224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5052050 (or 5052046 counting only the distinct ones).

The product of its digits is 3200, while the sum is 26.

The square root of 525411224 is about 22921.8503616091. The cubic root of 525411224 is about 806.9248967982.

Adding to 525411224 its reverse (422114525), we get a palindrome (947525749).

The spelling of 525411224 in words is "five hundred twenty-five million, four hundred eleven thousand, two hundred twenty-four".