522412450 has 24 divisors (see below), whose sum is σ = 1110500352. Its totient is φ = 179112720.

The previous prime is 522412441. The next prime is 522412453. The reversal of 522412450 is 54214225.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (522412453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 745954 + ... + 746653.

It is an arithmetic number, because the mean of its divisors is an integer number (46270848).

Almost surely, 2^522412450 is an apocalyptic number.

522412450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

522412450 is an abundant number, since it is smaller than the sum of its proper divisors (588087902).

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

522412450 is a wasteful number, since it uses less digits than its factorization.

522412450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492626 (or 1492621 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 522412450 is about 22856.3437583530. The cubic root of 522412450 is about 805.3867976432.

Adding to 522412450 its reverse (54214225), we get a palindrome (576626675).

The spelling of 522412450 in words is "five hundred twenty-two million, four hundred twelve thousand, four hundred fifty".