3140401340 has 24 divisors (see below), whose sum is σ = 6595963920. Its totient is φ = 1255947008.

The previous prime is 3140401337. The next prime is 3140401343. The reversal of 3140401340 is 431040413.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3140401337) and next prime (3140401343).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3140401343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166091 + ... + 184029.

It is an arithmetic number, because the mean of its divisors is an integer number (274831830).

Almost surely, 2^3140401340 is an apocalyptic number.

It is an amenable number.

3140401340 is an abundant number, since it is smaller than the sum of its proper divisors (3455562580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3140401340 is a wasteful number, since it uses less digits than its factorization.

3140401340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26701 (or 26699 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3140401340 is about 56039.2838997787. The cubic root of 3140401340 is about 1464.4067363762.

Adding to 3140401340 its reverse (431040413), we get a palindrome (3571441753).

The spelling of 3140401340 in words is "three billion, one hundred forty million, four hundred one thousand, three hundred forty".