3688424613 has 8 divisors (see below), whose sum is σ = 5464332800. Its totient is φ = 2458949724.

The previous prime is 3688424611. The next prime is 3688424629. The reversal of 3688424613 is 3164248863.

3688424613 is a `hidden beast` number, since 3 + 6 + 8 + 8 + 4 + 24 + 613 = 666.

It is not a de Polignac number, because 3688424613 - 2¹ = 3688424611 is a prime.

It is a super-2 number, since 2×3688424613² = 27208952251568399538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3688424611) 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, 68304133 + ... + 68304186.

It is an arithmetic number, because the mean of its divisors is an integer number (683041600).

Almost surely, 2^3688424613 is an apocalyptic number.

It is an amenable number.

3688424613 is a deficient number, since it is larger than the sum of its proper divisors (1775908187).

3688424613 is a wasteful number, since it uses less digits than its factorization.

3688424613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136608328 (or 136608322 counting only the distinct ones).

The product of its digits is 663552, while the sum is 45.

The square root of 3688424613 is about 60732.4016732419. The cubic root of 3688424613 is about 1545.0657677725.

The spelling of 3688424613 in words is "three billion, six hundred eighty-eight million, four hundred twenty-four thousand, six hundred thirteen".