2074745 has 4 divisors (see below), whose sum is σ = 2489700. Its totient is φ = 1659792.

The previous prime is 2074739. The next prime is 2074753. The reversal of 2074745 is 5474702.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5474702 = 2 ⋅2737351.

It can be written as a sum of positive squares in 2 ways, for example, as 1026169 + 1048576 = 1013^2 + 1024^2 .

It is a cyclic number.

It is not a de Polignac number, because 2074745 - 2¹⁶ = 2009209 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207470 + ... + 207479.

It is an arithmetic number, because the mean of its divisors is an integer number (622425).

2^2074745 is an apocalyptic number.

It is an amenable number.

2074745 is a deficient number, since it is larger than the sum of its proper divisors (414955).

2074745 is an equidigital number, since it uses as much as digits as its factorization.

2074745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414954.

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 2074745 is about 1440.3975145771. The cubic root of 2074745 is about 127.5424951263.

The spelling of 2074745 in words is "two million, seventy-four thousand, seven hundred forty-five".