522245130 has 128 divisors (see below), whose sum is σ = 1445713920. Its totient is φ = 119496960.

The previous prime is 522245099. The next prime is 522245161. The reversal of 522245130 is 31542225.

It is an interprime number because it is at equal distance from previous prime (522245099) and next prime (522245161).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 522245130.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 629556 + ... + 630384.

It is an arithmetic number, because the mean of its divisors is an integer number (11294640).

Almost surely, 2^522245130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522245130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (722856960).

522245130 is an abundant number, since it is smaller than the sum of its proper divisors (923468790).

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

522245130 is a wasteful number, since it uses less digits than its factorization.

522245130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 522245130 is about 22852.6832122620. The cubic root of 522245130 is about 805.3008044728.

Adding to 522245130 its reverse (31542225), we get a palindrome (553787355).

The spelling of 522245130 in words is "five hundred twenty-two million, two hundred forty-five thousand, one hundred thirty".