86457082 has 4 divisors (see below), whose sum is σ = 129685626. Its totient is φ = 43228540.

The previous prime is 86457079. The next prime is 86457083. The reversal of 86457082 is 28075468.

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., 50708641 + 35748441 = 7121^2 + 5979^2 .

It is not an unprimeable number, because it can be changed into a prime (86457083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21614269 + ... + 21614272.

Almost surely, 2^86457082 is an apocalyptic number.

86457082 is a deficient number, since it is larger than the sum of its proper divisors (43228544).

86457082 is a wasteful number, since it uses less digits than its factorization.

86457082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43228543.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 86457082 is about 9298.2300466272. The cubic root of 86457082 is about 442.1811157589.

The spelling of 86457082 in words is "eighty-six million, four hundred fifty-seven thousand, eighty-two".