96813613 has 4 divisors (see below), whose sum is σ = 104260828. Its totient is φ = 89366400.

The previous prime is 96813583. The next prime is 96813637. The reversal of 96813613 is 31631869.

96813613 = 6957² + 6958².

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31631869 = 41 ⋅771509.

It can be written as a sum of positive squares in 2 ways, for example, as 48413764 + 48399849 = 6958^2 + 6957^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-96813613 is a prime.

It is a super-2 number, since 2×96813613² = 18745751324227538, 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 (96813413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3723588 + ... + 3723613.

It is an arithmetic number, because the mean of its divisors is an integer number (26065207).

Almost surely, 2^96813613 is an apocalyptic number.

96813613 is the 6958-th centered square number.

It is an amenable number.

96813613 is a deficient number, since it is larger than the sum of its proper divisors (7447215).

96813613 is a wasteful number, since it uses less digits than its factorization.

96813613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7447214.

The product of its digits is 23328, while the sum is 37.

The square root of 96813613 is about 9839.3908856189. The cubic root of 96813613 is about 459.1756075625.

The spelling of 96813613 in words is "ninety-six million, eight hundred thirteen thousand, six hundred thirteen".