86427464 has 8 divisors (see below), whose sum is σ = 162051510. Its totient is φ = 43213728.

The previous prime is 86427421. The next prime is 86427469. The reversal of 86427464 is 46472468.

It can be written as a sum of positive squares in only one way, i.e., 68194564 + 18232900 = 8258^2 + 4270^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (86427469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5401709 + ... + 5401724.

Almost surely, 2^86427464 is an apocalyptic number.

It is an amenable number.

86427464 is a deficient number, since it is larger than the sum of its proper divisors (75624046).

86427464 is a wasteful number, since it uses less digits than its factorization.

86427464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10803439 (or 10803435 counting only the distinct ones).

The product of its digits is 258048, while the sum is 41.

The square root of 86427464 is about 9296.6372414976. The cubic root of 86427464 is about 442.1306166528.

The spelling of 86427464 in words is "eighty-six million, four hundred twenty-seven thousand, four hundred sixty-four".