9864255 has 8 divisors (see below), whose sum is σ = 15782832. Its totient is φ = 5260928.

The previous prime is 9864241. The next prime is 9864277. The reversal of 9864255 is 5524689.

9864255 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9864255 - 2⁶ = 9864191 is a prime.

It is a d-powerful number, because it can be written as 9 + 8⁵ + 6² + 4⁴ + 2¹⁶ + 5² + 5¹⁰ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328794 + ... + 328823.

It is an arithmetic number, because the mean of its divisors is an integer number (1972854).

Almost surely, 2^9864255 is an apocalyptic number.

9864255 is a deficient number, since it is larger than the sum of its proper divisors (5918577).

9864255 is a wasteful number, since it uses less digits than its factorization.

9864255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657625.

The product of its digits is 86400, while the sum is 39.

The square root of 9864255 is about 3140.7411545685. The cubic root of 9864255 is about 214.4641786292.

The spelling of 9864255 in words is "nine million, eight hundred sixty-four thousand, two hundred fifty-five".