86290727 has 4 divisors (see below), whose sum is σ = 86396400. Its totient is φ = 86185056.

The previous prime is 86290717. The next prime is 86290739. The reversal of 86290727 is 72709268.

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

It is a cyclic number.

It is not a de Polignac number, because 86290727 - 2¹⁸ = 86028583 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 (86290717) 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, 51602 + ... + 53247.

It is an arithmetic number, because the mean of its divisors is an integer number (21599100).

Almost surely, 2^86290727 is an apocalyptic number.

86290727 is a deficient number, since it is larger than the sum of its proper divisors (105673).

86290727 is a wasteful number, since it uses less digits than its factorization.

86290727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105672.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 86290727 is about 9289.2802196941. The cubic root of 86290727 is about 441.8973284452.

The spelling of 86290727 in words is "eighty-six million, two hundred ninety thousand, seven hundred twenty-seven".