522070770 has 64 divisors (see below), whose sum is σ = 1352090880. Its totient is φ = 128249088.

The previous prime is 522070741. The next prime is 522070811. The reversal of 522070770 is 77070225.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 251296 + ... + 253364.

It is an arithmetic number, because the mean of its divisors is an integer number (21126420).

Almost surely, 2^522070770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522070770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676045440).

522070770 is an abundant number, since it is smaller than the sum of its proper divisors (830020110).

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

522070770 is a wasteful number, since it uses less digits than its factorization.

522070770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2739.

The product of its (nonzero) digits is 6860, while the sum is 30.

The square root of 522070770 is about 22848.8680244777. The cubic root of 522070770 is about 805.2111735892.

The spelling of 522070770 in words is "five hundred twenty-two million, seventy thousand, seven hundred seventy".