93134721 has 8 divisors (see below), whose sum is σ = 131484384. Its totient is φ = 58437440.

The previous prime is 93134719. The next prime is 93134737. The reversal of 93134721 is 12743139.

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 93134721 - 2¹ = 93134719 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (93134711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 913035 + ... + 913136.

It is an arithmetic number, because the mean of its divisors is an integer number (16435548).

Almost surely, 2^93134721 is an apocalyptic number.

It is an amenable number.

93134721 is a deficient number, since it is larger than the sum of its proper divisors (38349663).

93134721 is a wasteful number, since it uses less digits than its factorization.

93134721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826191.

The product of its digits is 4536, while the sum is 30.

The square root of 93134721 is about 9650.6331916616. The cubic root of 93134721 is about 453.2841562260.

The spelling of 93134721 in words is "ninety-three million, one hundred thirty-four thousand, seven hundred twenty-one".