2140417442 has 16 divisors (see below), whose sum is σ = 3322434240. Its totient is φ = 1032963792.

The previous prime is 2140417441. The next prime is 2140417463. The reversal of 2140417442 is 2447140412.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (2140417441) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 322853 + ... + 329415.

It is an arithmetic number, because the mean of its divisors is an integer number (207652140).

Almost surely, 2^2140417442 is an apocalyptic number.

2140417442 is a deficient number, since it is larger than the sum of its proper divisors (1182016798).

2140417442 is a wasteful number, since it uses less digits than its factorization.

2140417442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12217.

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 2140417442 is about 46264.6457027394. The cubic root of 2140417442 is about 1288.7425284157.

Adding to 2140417442 its reverse (2447140412), we get a palindrome (4587557854).

The spelling of 2140417442 in words is "two billion, one hundred forty million, four hundred seventeen thousand, four hundred forty-two".