86611394 has 4 divisors (see below), whose sum is σ = 129917094. Its totient is φ = 43305696.

The previous prime is 86611391. The next prime is 86611411. The reversal of 86611394 is 49311668.

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., 86397025 + 214369 = 9295^2 + 463^2 .

It is not an unprimeable number, because it can be changed into a prime (86611391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21652847 + ... + 21652850.

Almost surely, 2^86611394 is an apocalyptic number.

86611394 is a deficient number, since it is larger than the sum of its proper divisors (43305700).

86611394 is a wasteful number, since it uses less digits than its factorization.

86611394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43305699.

The product of its digits is 31104, while the sum is 38.

The square root of 86611394 is about 9306.5242706394. The cubic root of 86611394 is about 442.4440334806. Note that the first 3 decimals are identical.

The spelling of 86611394 in words is "eighty-six million, six hundred eleven thousand, three hundred ninety-four".