522448946 has 8 divisors (see below), whose sum is σ = 790608924. Its totient is φ = 258912640.

The previous prime is 522448943. The next prime is 522448951. The reversal of 522448946 is 649844225.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 392238025 + 130210921 = 19805^2 + 11411^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 522448897 and 522448906.

It is not an unprimeable number, because it can be changed into a prime (522448943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1155635 + ... + 1156086.

Almost surely, 2^522448946 is an apocalyptic number.

522448946 is a deficient number, since it is larger than the sum of its proper divisors (268159978).

522448946 is a wasteful number, since it uses less digits than its factorization.

522448946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2311836.

The product of its digits is 552960, while the sum is 44.

The square root of 522448946 is about 22857.1421223214. The cubic root of 522448946 is about 805.4055521172.

The spelling of 522448946 in words is "five hundred twenty-two million, four hundred forty-eight thousand, nine hundred forty-six".