2240143694 has 4 divisors (see below), whose sum is σ = 3360215544. Its totient is φ = 1120071846.

The previous prime is 2240143679. The next prime is 2240143699. The reversal of 2240143694 is 4963410422.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240143699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560035922 + ... + 560035925.

It is an arithmetic number, because the mean of its divisors is an integer number (840053886).

Almost surely, 2^2240143694 is an apocalyptic number.

2240143694 is a deficient number, since it is larger than the sum of its proper divisors (1120071850).

2240143694 is a wasteful number, since it uses less digits than its factorization.

2240143694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120071849.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 2240143694 is about 47330.1562853959. The cubic root of 2240143694 is about 1308.4545016083.

The spelling of 2240143694 in words is "two billion, two hundred forty million, one hundred forty-three thousand, six hundred ninety-four".