3640066286 has 4 divisors (see below), whose sum is σ = 5460099432. Its totient is φ = 1820033142.

The previous prime is 3640066259. The next prime is 3640066291. The reversal of 3640066286 is 6826600463.

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

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, 910016570 + ... + 910016573.

It is an arithmetic number, because the mean of its divisors is an integer number (1365024858).

Almost surely, 2^3640066286 is an apocalyptic number.

3640066286 is a deficient number, since it is larger than the sum of its proper divisors (1820033146).

3640066286 is a wasteful number, since it uses less digits than its factorization.

3640066286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820033145.

The product of its (nonzero) digits is 248832, while the sum is 41.

The square root of 3640066286 is about 60332.9618533683. The cubic root of 3640066286 is about 1538.2836736902.

The spelling of 3640066286 in words is "three billion, six hundred forty million, sixty-six thousand, two hundred eighty-six".