3140638285 has 16 divisors (see below), whose sum is σ = 3822681600. Its totient is φ = 2476670976.

The previous prime is 3140638273. The next prime is 3140638301. The reversal of 3140638285 is 5828360413.

It is a cyclic number.

It is not a de Polignac number, because 3140638285 - 2¹³ = 3140630093 is a prime.

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 in 15 ways as a sum of consecutive naturals, for example, 249421 + ... + 261709.

It is an arithmetic number, because the mean of its divisors is an integer number (238917600).

Almost surely, 2^3140638285 is an apocalyptic number.

It is an amenable number.

3140638285 is a deficient number, since it is larger than the sum of its proper divisors (682043315).

3140638285 is a wasteful number, since it uses less digits than its factorization.

3140638285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13020.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 3140638285 is about 56041.3979572244. The cubic root of 3140638285 is about 1464.4435655466.

Adding to 3140638285 its reverse (5828360413), we get a palindrome (8968998698).

The spelling of 3140638285 in words is "three billion, one hundred forty million, six hundred thirty-eight thousand, two hundred eighty-five".