2791267742 has 8 divisors (see below), whose sum is σ = 4188645432. Its totient is φ = 1395052600.

The previous prime is 2791267709. The next prime is 2791267747. The reversal of 2791267742 is 2477621972.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2791267747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284609 + ... + 294252.

It is an arithmetic number, because the mean of its divisors is an integer number (523580679).

Almost surely, 2^2791267742 is an apocalyptic number.

2791267742 is a deficient number, since it is larger than the sum of its proper divisors (1397377690).

2791267742 is a wasteful number, since it uses less digits than its factorization.

2791267742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581274.

The product of its digits is 592704, while the sum is 47.

The square root of 2791267742 is about 52832.4497065960. The cubic root of 2791267742 is about 1407.9930103470.

The spelling of 2791267742 in words is "two billion, seven hundred ninety-one million, two hundred sixty-seven thousand, seven hundred forty-two".