96640489 has 8 divisors (see below), whose sum is σ = 106017120. Its totient is φ = 87362400.

The previous prime is 96640477. The next prime is 96640493. The reversal of 96640489 is 98404669.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-96640489 is a prime.

It is a super-2 number, since 2×96640489² = 18678768228318242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (96640429) 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, 22572 + ... + 26509.

It is an arithmetic number, because the mean of its divisors is an integer number (13252140).

Almost surely, 2^96640489 is an apocalyptic number.

It is an amenable number.

96640489 is a deficient number, since it is larger than the sum of its proper divisors (9376631).

96640489 is a wasteful number, since it uses less digits than its factorization.

96640489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49271.

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 96640489 is about 9830.5894533339. The cubic root of 96640489 is about 458.9017419804.

The spelling of 96640489 in words is "ninety-six million, six hundred forty thousand, four hundred eighty-nine".