9673164437 has 4 divisors (see below), whose sum is σ = 9716542080. Its totient is φ = 9629786796.

The previous prime is 9673164433. The next prime is 9673164443. The reversal of 9673164437 is 7344613769.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9673164437 - 2² = 9673164433 is a prime.

It is a super-2 number, since 2×9673164437² (a number of 21 digits) 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 (9673164433) 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, 21688487 + ... + 21688932.

It is an arithmetic number, because the mean of its divisors is an integer number (2429135520).

Almost surely, 2^9673164437 is an apocalyptic number.

It is an amenable number.

9673164437 is a deficient number, since it is larger than the sum of its proper divisors (43377643).

9673164437 is a wasteful number, since it uses less digits than its factorization.

9673164437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43377642.

The product of its digits is 2286144, while the sum is 50.

The square root of 9673164437 is about 98352.2467308195. The cubic root of 9673164437 is about 2130.7027031177.

The spelling of 9673164437 in words is "nine billion, six hundred seventy-three million, one hundred sixty-four thousand, four hundred thirty-seven".