2740422 has 8 divisors (see below), whose sum is σ = 5480856. Its totient is φ = 913472.

The previous prime is 2740421. The next prime is 2740453. The reversal of 2740422 is 2240472.

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

2740422 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2740421) 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, 228363 + ... + 228374.

It is an arithmetic number, because the mean of its divisors is an integer number (685107).

2^2740422 is an apocalyptic number.

2740422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2740422 is a wasteful number, since it uses less digits than its factorization.

2740422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456742.

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 2740422 is about 1655.4220005787. The cubic root of 2740422 is about 139.9391231924.

Adding to 2740422 its reverse (2240472), we get a palindrome (4980894).

The spelling of 2740422 in words is "two million, seven hundred forty thousand, four hundred twenty-two".