96661389 has 8 divisors (see below), whose sum is σ = 140598432. Its totient is φ = 58582640.

The previous prime is 96661381. The next prime is 96661391. The reversal of 96661389 is 98316669.

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

It is a cyclic number.

It is not a de Polignac number, because 96661389 - 2³ = 96661381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96661381) 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, 1464534 + ... + 1464599.

It is an arithmetic number, because the mean of its divisors is an integer number (17574804).

Almost surely, 2^96661389 is an apocalyptic number.

It is an amenable number.

96661389 is a deficient number, since it is larger than the sum of its proper divisors (43937043).

96661389 is a wasteful number, since it uses less digits than its factorization.

96661389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2929147.

The product of its digits is 419904, while the sum is 48.

The square root of 96661389 is about 9831.6524043520. The cubic root of 96661389 is about 458.9348211283.

The spelling of 96661389 in words is "ninety-six million, six hundred sixty-one thousand, three hundred eighty-nine".