96689421 has 24 divisors (see below), whose sum is σ = 149365944. Its totient is φ = 60057600.

The previous prime is 96689419. The next prime is 96689471. The reversal of 96689421 is 12498669.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 82355625 + 14333796 = 9075^2 + 3786^2 .

It is not a de Polignac number, because 96689421 - 2¹ = 96689419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96689471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12325 + ... + 18581.

It is an arithmetic number, because the mean of its divisors is an integer number (6223581).

Almost surely, 2^96689421 is an apocalyptic number.

It is an amenable number.

96689421 is a deficient number, since it is larger than the sum of its proper divisors (52676523).

96689421 is a wasteful number, since it uses less digits than its factorization.

96689421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6381 (or 6378 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 96689421 is about 9833.0779006372. The cubic root of 96689421 is about 458.9791808519.

The spelling of 96689421 in words is "ninety-six million, six hundred eighty-nine thousand, four hundred twenty-one".