96647 has 4 divisors (see below), whose sum is σ = 97536. Its totient is φ = 95760.

The previous prime is 96643. The next prime is 96661. The reversal of 96647 is 74669.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 74669 = 7 ⋅10667.

It is a cyclic number.

It is not a de Polignac number, because 96647 - 2² = 96643 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96643) 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, 254 + ... + 507.

It is an arithmetic number, because the mean of its divisors is an integer number (24384).

2⁹⁶⁶⁴⁷ is an apocalyptic number.

96647 is the 254-th pentagonal number.

96647 is a deficient number, since it is larger than the sum of its proper divisors (889).

96647 is a wasteful number, since it uses less digits than its factorization.

96647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888.

The product of its digits is 9072, while the sum is 32.

The square root of 96647 is about 310.8810061744. The cubic root of 96647 is about 45.8912047675.

The spelling of 96647 in words is "ninety-six thousand, six hundred forty-seven".