93009321 has 6 divisors (see below), whose sum is σ = 134346810. Its totient is φ = 62006208.

The previous prime is 93009299. The next prime is 93009341. The reversal of 93009321 is 12390039.

It can be written as a sum of positive squares in only one way, i.e., 82355625 + 10653696 = 9075^2 + 3264^2 .

It is not a de Polignac number, because 93009321 - 2¹⁷ = 92878249 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (93009341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5167176 + ... + 5167193.

It is an arithmetic number, because the mean of its divisors is an integer number (22391135).

Almost surely, 2^93009321 is an apocalyptic number.

It is an amenable number.

93009321 is a deficient number, since it is larger than the sum of its proper divisors (41337489).

93009321 is a wasteful number, since it uses less digits than its factorization.

93009321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10334375 (or 10334372 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 93009321 is about 9644.1340202218. The cubic root of 93009321 is about 453.0806253874.

The spelling of 93009321 in words is "ninety-three million, nine thousand, three hundred twenty-one".