10208818 has 8 divisors (see below), whose sum is σ = 15727212. Its totient is φ = 4966416.

The previous prime is 10208797. The next prime is 10208837. The reversal of 10208818 is 81880201.

10208818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10029889 + 178929 = 3167^2 + 423^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68905 + ... + 69052.

Almost surely, 2^10208818 is an apocalyptic number.

10208818 is a deficient number, since it is larger than the sum of its proper divisors (5518394).

10208818 is a wasteful number, since it uses less digits than its factorization.

10208818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137996.

The product of its (nonzero) digits is 1024, while the sum is 28.

The square root of 10208818 is about 3195.1240977464. The cubic root of 10208818 is about 216.9327660212.

It can be divided in two parts, 10208 and 818, that added together give a triangular number (11026 = T₁₄₈).

The spelling of 10208818 in words is "ten million, two hundred eight thousand, eight hundred eighteen".