86943958 has 8 divisors (see below), whose sum is σ = 130621320. Its totient is φ = 43403520.

The previous prime is 86943953. The next prime is 86943977. The reversal of 86943958 is 85934968.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86943953) 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, 32628 + ... + 35191.

It is an arithmetic number, because the mean of its divisors is an integer number (16327665).

Almost surely, 2^86943958 is an apocalyptic number.

86943958 is a deficient number, since it is larger than the sum of its proper divisors (43677362).

86943958 is a wasteful number, since it uses less digits than its factorization.

86943958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68462.

The product of its digits is 1866240, while the sum is 52.

The square root of 86943958 is about 9324.3744026074. The cubic root of 86943958 is about 443.0095981424.

The spelling of 86943958 in words is "eighty-six million, nine hundred forty-three thousand, nine hundred fifty-eight".