9701818 has 16 divisors (see below), whose sum is σ = 17507520. Its totient is φ = 3938976.

The previous prime is 9701803. The next prime is 9701819. The reversal of 9701818 is 8181079.

9701818 is a modest number, since divided by 1818 gives 970 as remainder.

It is not an unprimeable number, because it can be changed into a prime (9701819) 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, 17971 + ... + 18502.

It is an arithmetic number, because the mean of its divisors is an integer number (1094220).

Almost surely, 2^9701818 is an apocalyptic number.

9701818 is a deficient number, since it is larger than the sum of its proper divisors (7805702).

9701818 is a wasteful number, since it uses less digits than its factorization.

9701818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36501.

The product of its (nonzero) digits is 4032, while the sum is 34.

The square root of 9701818 is about 3114.7741491158. The cubic root of 9701818 is about 213.2804464169.

The spelling of 9701818 in words is "nine million, seven hundred one thousand, eight hundred eighteen".