2740408424 has 32 divisors (see below), whose sum is σ = 5547538920. Its totient is φ = 1261598976.

The previous prime is 2740408417. The next prime is 2740408453. The reversal of 2740408424 is 4248040472.

It can be written as a sum of positive squares in 4 ways, for example, as 2654104324 + 86304100 = 51518^2 + 9290^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8102 + ... + 74474.

Almost surely, 2^2740408424 is an apocalyptic number.

It is an amenable number.

2740408424 is an abundant number, since it is smaller than the sum of its proper divisors (2807130496).

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

2740408424 is a wasteful number, since it uses less digits than its factorization.

2740408424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66789 (or 66785 counting only the distinct ones).

The product of its (nonzero) digits is 57344, while the sum is 35.

The square root of 2740408424 is about 52348.9104375631. The cubic root of 2740408424 is about 1399.3889210672.

Adding to 2740408424 its reverse (4248040472), we get a palindrome (6988448896).

The spelling of 2740408424 in words is "two billion, seven hundred forty million, four hundred eight thousand, four hundred twenty-four".