86861351 has 8 divisors (see below), whose sum is σ = 90138000. Its totient is φ = 83603520.

The previous prime is 86861339. The next prime is 86861353. The reversal of 86861351 is 15316868.

It is a happy number.

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

It is not a de Polignac number, because 86861351 - 2²² = 82667047 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 (86861353) 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, 5075 + ... + 14123.

It is an arithmetic number, because the mean of its divisors is an integer number (11267250).

Almost surely, 2^86861351 is an apocalyptic number.

86861351 is a deficient number, since it is larger than the sum of its proper divisors (3276649).

86861351 is a wasteful number, since it uses less digits than its factorization.

86861351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9409.

The product of its digits is 34560, while the sum is 38.

The square root of 86861351 is about 9319.9437230061. The cubic root of 86861351 is about 442.8692499192.

The spelling of 86861351 in words is "eighty-six million, eight hundred sixty-one thousand, three hundred fifty-one".