93683890 has 8 divisors (see below), whose sum is σ = 168631020. Its totient is φ = 37473552.

The previous prime is 93683879. The next prime is 93683903. The reversal of 93683890 is 9838639.

It can be written as a sum of positive squares in 2 ways, for example, as 90687529 + 2996361 = 9523^2 + 1731^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 93683890.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4684185 + ... + 4684204.

Almost surely, 2^93683890 is an apocalyptic number.

93683890 is a deficient number, since it is larger than the sum of its proper divisors (74947130).

93683890 is a wasteful number, since it uses less digits than its factorization.

93683890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9368396.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 93683890 is about 9679.0438577372. The cubic root of 93683890 is about 454.1733410161.

The spelling of 93683890 in words is "ninety-three million, six hundred eighty-three thousand, eight hundred ninety".