2694145 has 4 divisors (see below), whose sum is σ = 3232980. Its totient is φ = 2155312.

The previous prime is 2694121. The next prime is 2694157. The reversal of 2694145 is 5414962.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1912689 + 781456 = 1383^2 + 884^2 .

It is a cyclic number.

It is not a de Polignac number, because 2694145 - 2⁷ = 2694017 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 6 + 9⁶ + 4 + 1 + 4⁸ + 5 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269410 + ... + 269419.

It is an arithmetic number, because the mean of its divisors is an integer number (808245).

2^2694145 is an apocalyptic number.

It is an amenable number.

2694145 is a deficient number, since it is larger than the sum of its proper divisors (538835).

2694145 is an equidigital number, since it uses as much as digits as its factorization.

2694145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538834.

The product of its digits is 8640, while the sum is 31.

The square root of 2694145 is about 1641.3850858345. The cubic root of 2694145 is about 139.1469384507.

The spelling of 2694145 in words is "two million, six hundred ninety-four thousand, one hundred forty-five".