3520286224 has 135 divisors (see below), whose sum is σ = 8644409613. Its totient is φ = 1384096896.

The previous prime is 3520286213. The next prime is 3520286261. The reversal of 3520286224 is 4226820253.

The square root of 3520286224 is 59332.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 520752400 + 2999533824 = 22820^2 + 54768^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3520286224.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 21596767 + ... + 21596929.

Almost surely, 2^3520286224 is an apocalyptic number.

3520286224 is the 59332-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3520286224

3520286224 is an abundant number, since it is smaller than the sum of its proper divisors (5124123389).

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

3520286224 is a wasteful number, since it uses less digits than its factorization.

3520286224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The cubic root of 3520286224 is about 1521.2222141062. Note that the first 4 decimals are identical.

The spelling of 3520286224 in words is "three billion, five hundred twenty million, two hundred eighty-six thousand, two hundred twenty-four".