522445056 has 108 divisors (see below), whose sum is σ = 1617597072. Its totient is φ = 149259264.

The previous prime is 522445031. The next prime is 522445081. The reversal of 522445056 is 650544225.

It is an interprime number because it is at equal distance from previous prime (522445031) and next prime (522445081).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30691 + ... + 44573.

Almost surely, 2^522445056 is an apocalyptic number.

522445056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522445056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (808798536).

522445056 is an abundant number, since it is smaller than the sum of its proper divisors (1095152016).

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

522445056 is a wasteful number, since it uses less digits than its factorization.

522445056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13916 (or 13895 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 522445056 is about 22857.0570284103. The cubic root of 522445056 is about 805.4035531752.

The spelling of 522445056 in words is "five hundred twenty-two million, four hundred forty-five thousand, fifty-six".