525244164 has 12 divisors (see below), whose sum is σ = 1225569744. Its totient is φ = 175081384.

The previous prime is 525244141. The next prime is 525244171. The reversal of 525244164 is 461442525.

It is a tau number, because it is divible by the number of its divisors (12).

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, 21885162 + ... + 21885185.

It is an arithmetic number, because the mean of its divisors is an integer number (102130812).

Almost surely, 2^525244164 is an apocalyptic number.

It is an amenable number.

525244164 is an abundant number, since it is smaller than the sum of its proper divisors (700325580).

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

525244164 is a wasteful number, since it uses less digits than its factorization.

525244164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43770354 (or 43770352 counting only the distinct ones).

The product of its digits is 38400, while the sum is 33.

The square root of 525244164 is about 22918.2059507283. The cubic root of 525244164 is about 806.8393643256.

Adding to 525244164 its reverse (461442525), we get a palindrome (986686689).

The spelling of 525244164 in words is "five hundred twenty-five million, two hundred forty-four thousand, one hundred sixty-four".