522213402 has 16 divisors (see below), whose sum is σ = 1044968832. Its totient is φ = 173980800.

The previous prime is 522213401. The next prime is 522213407. The reversal of 522213402 is 204312225.

It is not an unprimeable number, because it can be changed into a prime (522213401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9474 + ... + 33677.

It is an arithmetic number, because the mean of its divisors is an integer number (65310552).

Almost surely, 2^522213402 is an apocalyptic number.

522213402 is an abundant number, since it is smaller than the sum of its proper divisors (522755430).

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

522213402 is a wasteful number, since it uses less digits than its factorization.

522213402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45173.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 522213402 is about 22851.9890162760. The cubic root of 522213402 is about 805.2844959746.

Adding to 522213402 its reverse (204312225), we get a palindrome (726525627).

The spelling of 522213402 in words is "five hundred twenty-two million, two hundred thirteen thousand, four hundred two".