8861207 has 4 divisors (see below), whose sum is σ = 9077376. Its totient is φ = 8645040.

The previous prime is 8861191. The next prime is 8861213. The reversal of 8861207 is 7021688.

8861207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8861207 - 2⁴ = 8861191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8861227) 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, 108023 + ... + 108104.

It is an arithmetic number, because the mean of its divisors is an integer number (2269344).

Almost surely, 2^8861207 is an apocalyptic number.

8861207 is a deficient number, since it is larger than the sum of its proper divisors (216169).

8861207 is a wasteful number, since it uses less digits than its factorization.

8861207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216168.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 8861207 is about 2976.7779561130. Note that the first 3 decimals coincide. The cubic root of 8861207 is about 206.9335749591.

The spelling of 8861207 in words is "eight million, eight hundred sixty-one thousand, two hundred seven".