64711382 has 4 divisors (see below), whose sum is σ = 97067076. Its totient is φ = 32355690.

The previous prime is 64711369. The next prime is 64711391. The reversal of 64711382 is 28311746.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28311746 = 2 ⋅14155873.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16177844 + ... + 16177847.

It is an arithmetic number, because the mean of its divisors is an integer number (24266769).

Almost surely, 2^64711382 is an apocalyptic number.

64711382 is a deficient number, since it is larger than the sum of its proper divisors (32355694).

64711382 is a wasteful number, since it uses less digits than its factorization.

64711382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32355693.

The product of its digits is 8064, while the sum is 32.

The square root of 64711382 is about 8044.3385060551. The cubic root of 64711382 is about 401.4765883434.

The spelling of 64711382 in words is "sixty-four million, seven hundred eleven thousand, three hundred eighty-two".