93863221 has 8 divisors (see below), whose sum is σ = 94895424. Its totient is φ = 92836320.

The previous prime is 93863219. The next prime is 93863233. The reversal of 93863221 is 12236839.

It is a happy number.

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 93863221 - 2¹ = 93863219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93863251) 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, 41506 + ... + 43708.

It is an arithmetic number, because the mean of its divisors is an integer number (11861928).

Almost surely, 2^93863221 is an apocalyptic number.

It is an amenable number.

93863221 is a deficient number, since it is larger than the sum of its proper divisors (1032203).

93863221 is a wasteful number, since it uses less digits than its factorization.

93863221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2651.

The product of its digits is 15552, while the sum is 34.

The square root of 93863221 is about 9688.3033086294. The cubic root of 93863221 is about 454.4629512696.

The spelling of 93863221 in words is "ninety-three million, eight hundred sixty-three thousand, two hundred twenty-one".