524440164 has 12 divisors (see below), whose sum is σ = 1223693744. Its totient is φ = 174813384.

The previous prime is 524440139. The next prime is 524440171. The reversal of 524440164 is 461044425.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21851662 + ... + 21851685.

Almost surely, 2^524440164 is an apocalyptic number.

It is an amenable number.

524440164 is an abundant number, since it is smaller than the sum of its proper divisors (699253580).

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

524440164 is a wasteful number, since it uses less digits than its factorization.

524440164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43703354 (or 43703352 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 524440164 is about 22900.6585931497. The cubic root of 524440164 is about 806.4274732684.

Adding to 524440164 its reverse (461044425), we get a palindrome (985484589).

The spelling of 524440164 in words is "five hundred twenty-four million, four hundred forty thousand, one hundred sixty-four".