522012144 has 20 divisors (see below), whose sum is σ = 1348531496. Its totient is φ = 174004032.

The previous prime is 522012121. The next prime is 522012167. The reversal of 522012144 is 441210225.

It is an interprime number because it is at equal distance from previous prime (522012121) and next prime (522012167).

It is a self number, because there is not a number n which added to its sum of digits gives 522012144.

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, 5437579 + ... + 5437674.

Almost surely, 2^522012144 is an apocalyptic number.

It is an amenable number.

522012144 is an abundant number, since it is smaller than the sum of its proper divisors (826519352).

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

522012144 is a wasteful number, since it uses less digits than its factorization.

522012144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10875264 (or 10875258 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 522012144 is about 22847.5850802661. The cubic root of 522012144 is about 805.1810320323.

Adding to 522012144 its reverse (441210225), we get a palindrome (963222369).

It can be divided in two parts, 52201 and 2144, that added together give a palindrome (54345).

The spelling of 522012144 in words is "five hundred twenty-two million, twelve thousand, one hundred forty-four".