2540074 has 8 divisors (see below), whose sum is σ = 3975840. Its totient is φ = 1214796.

The previous prime is 2540071. The next prime is 2540093. The reversal of 2540074 is 4700452.

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

It is not an unprimeable number, because it can be changed into a prime (2540071) 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, 27564 + ... + 27655.

It is an arithmetic number, because the mean of its divisors is an integer number (496980).

2^2540074 is an apocalyptic number.

2540074 is a deficient number, since it is larger than the sum of its proper divisors (1435766).

2540074 is a wasteful number, since it uses less digits than its factorization.

2540074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55244.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 2540074 is about 1593.7609607466. The cubic root of 2540074 is about 136.4422239800.

The spelling of 2540074 in words is "two million, five hundred forty thousand, seventy-four".