3140005 has 16 divisors (see below), whose sum is σ = 4224384. Its totient is φ = 2220480.

The previous prime is 3139993. The next prime is 3140041. The reversal of 3140005 is 5000413.

It is a de Polignac number, because none of the positive numbers 2^k-3140005 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1264 + ... + 2806.

It is an arithmetic number, because the mean of its divisors is an integer number (264024).

Almost surely, 2^3140005 is an apocalyptic number.

It is an amenable number.

3140005 is a deficient number, since it is larger than the sum of its proper divisors (1084379).

3140005 is a wasteful number, since it uses less digits than its factorization.

3140005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 3140005 is about 1772.0059254980. The cubic root of 3140005 is about 146.4345127756.

Adding to 3140005 its reverse (5000413), we get a palindrome (8140418).

The spelling of 3140005 in words is "three million, one hundred forty thousand, five".