108203390 has 8 divisors (see below), whose sum is σ = 194766120. Its totient is φ = 43281352.

The previous prime is 108203357. The next prime is 108203393. The reversal of 108203390 is 93302801.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108203393) 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, 5410160 + ... + 5410179.

It is an arithmetic number, because the mean of its divisors is an integer number (24345765).

Almost surely, 2^108203390 is an apocalyptic number.

108203390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

108203390 is a deficient number, since it is larger than the sum of its proper divisors (86562730).

108203390 is a wasteful number, since it uses less digits than its factorization.

108203390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10820346.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 108203390 is about 10402.0858485210. The cubic root of 108203390 is about 476.5190739575.

The spelling of 108203390 in words is "one hundred eight million, two hundred three thousand, three hundred ninety".