3520666612 has 24 divisors (see below), whose sum is σ = 6562672704. Its totient is φ = 1646858112.

The previous prime is 3520666609. The next prime is 3520666619. The reversal of 3520666612 is 2166660253.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520666619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143658 + ... + 166369.

It is an arithmetic number, because the mean of its divisors is an integer number (273444696).

Almost surely, 2^3520666612 is an apocalyptic number.

It is an amenable number.

3520666612 is a deficient number, since it is larger than the sum of its proper divisors (3042006092).

3520666612 is a wasteful number, since it uses less digits than its factorization.

3520666612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310215 (or 310213 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 3520666612 is about 59335.2055022985. The cubic root of 3520666612 is about 1521.2770045217.

The spelling of 3520666612 in words is "three billion, five hundred twenty million, six hundred sixty-six thousand, six hundred twelve".