64486 has 8 divisors (see below), whose sum is σ = 101880. Its totient is φ = 30528.

The previous prime is 64483. The next prime is 64489. The reversal of 64486 is 68446.

64486 = 49² + 50² + ... + 67².

It is an interprime number because it is at equal distance from previous prime (64483) and next prime (64489).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64483) 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, 811 + ... + 886.

It is an arithmetic number, because the mean of its divisors is an integer number (12735).

2⁶⁴⁴⁸⁶ is an apocalyptic number.

64486 is a deficient number, since it is larger than the sum of its proper divisors (37394).

64486 is a wasteful number, since it uses less digits than its factorization.

64486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718.

The product of its digits is 4608, while the sum is 28.

The square root of 64486 is about 253.9409380151. The cubic root of 64486 is about 40.1009947867.

The spelling of 64486 in words is "sixty-four thousand, four hundred eighty-six".