93388390 has 8 divisors (see below), whose sum is σ = 168099120. Its totient is φ = 37355352.

The previous prime is 93388367. The next prime is 93388391. The reversal of 93388390 is 9388339.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93388391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4669410 + ... + 4669429.

It is an arithmetic number, because the mean of its divisors is an integer number (21012390).

Almost surely, 2^93388390 is an apocalyptic number.

93388390 is a deficient number, since it is larger than the sum of its proper divisors (74710730).

93388390 is a wasteful number, since it uses less digits than its factorization.

93388390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9338846.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 93388390 is about 9663.7668639097. The cubic root of 93388390 is about 453.6953165387.

The spelling of 93388390 in words is "ninety-three million, three hundred eighty-eight thousand, three hundred ninety".