2140440412 has 96 divisors (see below), whose sum is σ = 4303031040. Its totient is φ = 923166720.

The previous prime is 2140440391. The next prime is 2140440433.

2140440412 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (2140440391) and next prime (2140440433).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19637014 + ... + 19637122.

It is an arithmetic number, because the mean of its divisors is an integer number (44823240).

Almost surely, 2^2140440412 is an apocalyptic number.

2140440412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2140440412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

2140440412 is a wasteful number, since it uses less digits than its factorization.

2140440412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 2140440412 is about 46264.8939477872. The cubic root of 2140440412 is about 1288.7471384682.

It can be divided in two parts, 21404 and 40412, that added together give a palindrome (61816).

The spelling of 2140440412 in words is "two billion, one hundred forty million, four hundred forty thousand, four hundred twelve".