86046447 has 4 divisors (see below), whose sum is σ = 114728600. Its totient is φ = 57364296.

The previous prime is 86046439. The next prime is 86046481. The reversal of 86046447 is 74464068.

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

It is not a de Polignac number, because 86046447 - 2³ = 86046439 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 (86046347) 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, 14341072 + ... + 14341077.

It is an arithmetic number, because the mean of its divisors is an integer number (28682150).

Almost surely, 2^86046447 is an apocalyptic number.

86046447 is a deficient number, since it is larger than the sum of its proper divisors (28682153).

86046447 is a wasteful number, since it uses less digits than its factorization.

86046447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28682152.

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 86046447 is about 9276.1224118702. The cubic root of 86046447 is about 441.4799460081.

It can be divided in two parts, 8604 and 6447, that added together give a palindrome (15051).

The spelling of 86046447 in words is "eighty-six million, forty-six thousand, four hundred forty-seven".