2744605 has 8 divisors (see below), whose sum is σ = 3355992. Its totient is φ = 2154048.

The previous prime is 2744593. The next prime is 2744611. The reversal of 2744605 is 5064472.

2744605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 488601 + 2256004 = 699^2 + 1502^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2744605 - 2¹³ = 2736413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4914 + ... + 5443.

It is an arithmetic number, because the mean of its divisors is an integer number (419499).

2^2744605 is an apocalyptic number.

It is an amenable number.

2744605 is a deficient number, since it is larger than the sum of its proper divisors (611387).

2744605 is a wasteful number, since it uses less digits than its factorization.

2744605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10415.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 2744605 is about 1656.6849428905. The cubic root of 2744605 is about 140.0102883596.

The spelling of 2744605 in words is "two million, seven hundred forty-four thousand, six hundred five".