522252354 has 128 divisors (see below), whose sum is σ = 1237420800. Its totient is φ = 145566720.

The previous prime is 522252349. The next prime is 522252433. The reversal of 522252354 is 453252225.

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, 4791252 + ... + 4791360.

It is an arithmetic number, because the mean of its divisors is an integer number (9667350).

Almost surely, 2^522252354 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522252354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (618710400).

522252354 is an abundant number, since it is smaller than the sum of its proper divisors (715168446).

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

522252354 is a wasteful number, since it uses less digits than its factorization.

522252354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260.

The product of its digits is 24000, while the sum is 30.

The square root of 522252354 is about 22852.8412675536. The cubic root of 522252354 is about 805.3045175863.

The spelling of 522252354 in words is "five hundred twenty-two million, two hundred fifty-two thousand, three hundred fifty-four".