522983070 has 72 divisors (see below), whose sum is σ = 1444518504. Its totient is φ = 131251968.

The previous prime is 522983057. The next prime is 522983093. The reversal of 522983070 is 70389225.

It is a happy number.

It is a super-2 number, since 2×522983070² = 547022583013249800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 15957 + ... + 36063.

It is an arithmetic number, because the mean of its divisors is an integer number (20062757).

Almost surely, 2^522983070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522983070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (722259252).

522983070 is an abundant number, since it is smaller than the sum of its proper divisors (921535434).

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

522983070 is a wasteful number, since it uses less digits than its factorization.

522983070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20154 (or 20134 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 522983070 is about 22868.8231004571. The cubic root of 522983070 is about 805.6799265619.

The spelling of 522983070 in words is "five hundred twenty-two million, nine hundred eighty-three thousand, seventy".