86961207 has 8 divisors (see below), whose sum is σ = 115991680. Its totient is φ = 57952440.

The previous prime is 86961191. The next prime is 86961223. The reversal of 86961207 is 70216968.

It is an interprime number because it is at equal distance from previous prime (86961191) and next prime (86961223).

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

It is not a de Polignac number, because 86961207 - 2⁴ = 86961191 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 (86961257) 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, 11232 + ... + 17322.

It is an arithmetic number, because the mean of its divisors is an integer number (14498960).

Almost surely, 2^86961207 is an apocalyptic number.

86961207 is a deficient number, since it is larger than the sum of its proper divisors (29030473).

86961207 is a wasteful number, since it uses less digits than its factorization.

86961207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10853.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 86961207 is about 9325.2992981459. The cubic root of 86961207 is about 443.0388927496.

The spelling of 86961207 in words is "eighty-six million, nine hundred sixty-one thousand, two hundred seven".