2740386 has 16 divisors (see below), whose sum is σ = 5979168. Its totient is φ = 830400.

The previous prime is 2740379. The next prime is 2740393. The reversal of 2740386 is 6830472.

It is an interprime number because it is at equal distance from previous prime (2740379) and next prime (2740393).

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, 20695 + ... + 20826.

It is an arithmetic number, because the mean of its divisors is an integer number (373698).

2^2740386 is an apocalyptic number.

2740386 is an abundant number, since it is smaller than the sum of its proper divisors (3238782).

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

2740386 is a wasteful number, since it uses less digits than its factorization.

2740386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41537.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 2740386 is about 1655.4111271826. The cubic root of 2740386 is about 139.9385104120.

The spelling of 2740386 in words is "two million, seven hundred forty thousand, three hundred eighty-six".