3520765242 has 48 divisors (see below), whose sum is σ = 7900308000. Its totient is φ = 1131836832.

The previous prime is 3520765217. The next prime is 3520765289. The reversal of 3520765242 is 2425670253.

3520765242 is a `hidden beast` number, since 352 + 0 + 7 + 65 + 242 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 3520765197 and 3520765206.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 528609 + ... + 535227.

It is an arithmetic number, because the mean of its divisors is an integer number (164589750).

Almost surely, 2^3520765242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3520765242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3950154000).

3520765242 is an abundant number, since it is smaller than the sum of its proper divisors (4379542758).

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

3520765242 is a wasteful number, since it uses less digits than its factorization.

3520765242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7675 (or 7672 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 3520765242 is about 59336.0366219383. The cubic root of 3520765242 is about 1521.2912103683.

The spelling of 3520765242 in words is "three billion, five hundred twenty million, seven hundred sixty-five thousand, two hundred forty-two".