86093818 has 4 divisors (see below), whose sum is σ = 129140730. Its totient is φ = 43046908.

The previous prime is 86093771. The next prime is 86093827. The reversal of 86093818 is 81839068.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 82864609 + 3229209 = 9103^2 + 1797^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21523453 + ... + 21523456.

Almost surely, 2^86093818 is an apocalyptic number.

86093818 is a deficient number, since it is larger than the sum of its proper divisors (43046912).

86093818 is a wasteful number, since it uses less digits than its factorization.

86093818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43046911.

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 86093818 is about 9278.6754442647. The cubic root of 86093818 is about 441.5609468731.

The spelling of 86093818 in words is "eighty-six million, ninety-three thousand, eight hundred eighteen".