522194401 has 8 divisors (see below), whose sum is σ = 526426560. Its totient is φ = 517978608.

The previous prime is 522194399. The next prime is 522194419. The reversal of 522194401 is 104491225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 522194401 - 2¹ = 522194399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 522194401.

It is not an unprimeable number, because it can be changed into a prime (522194441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64540 + ... + 72178.

It is an arithmetic number, because the mean of its divisors is an integer number (65803320).

Almost surely, 2^522194401 is an apocalyptic number.

It is an amenable number.

522194401 is a deficient number, since it is larger than the sum of its proper divisors (4232159).

522194401 is a wasteful number, since it uses less digits than its factorization.

522194401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8183.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 522194401 is about 22851.5732718778. The cubic root of 522194401 is about 805.2747289609.

The spelling of 522194401 in words is "five hundred twenty-two million, one hundred ninety-four thousand, four hundred one".