93684921 has 8 divisors (see below), whose sum is σ = 136269024. Its totient is φ = 56778720.

The previous prime is 93684919. The next prime is 93684923. The reversal of 93684921 is 12948639.

It is an interprime number because it is at equal distance from previous prime (93684919) and next prime (93684923).

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

It is not a de Polignac number, because 93684921 - 2¹ = 93684919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (93684923) 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, 1419436 + ... + 1419501.

It is an arithmetic number, because the mean of its divisors is an integer number (17033628).

Almost surely, 2^93684921 is an apocalyptic number.

It is an amenable number.

93684921 is a deficient number, since it is larger than the sum of its proper divisors (42584103).

93684921 is a wasteful number, since it uses less digits than its factorization.

93684921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838951.

The product of its digits is 93312, while the sum is 42.

The square root of 93684921 is about 9679.0971169836. The cubic root of 93684921 is about 454.1750070834.

The spelling of 93684921 in words is "ninety-three million, six hundred eighty-four thousand, nine hundred twenty-one".