3773745 has 24 divisors (see below), whose sum is σ = 6927336. Its totient is φ = 1893888.

The previous prime is 3773743. The next prime is 3773747. The reversal of 3773745 is 5473773.

3773745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3773743) and next prime (3773747).

It can be written as a sum of positive squares in 4 ways, for example, as 501264 + 3272481 = 708^2 + 1809^2 .

It is not a de Polignac number, because 3773745 - 2¹ = 3773743 is a prime.

3773745 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3773743) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1702 + ... + 3231.

It is an arithmetic number, because the mean of its divisors is an integer number (288639).

Almost surely, 2^3773745 is an apocalyptic number.

It is an amenable number.

3773745 is a deficient number, since it is larger than the sum of its proper divisors (3153591).

3773745 is a wasteful number, since it uses less digits than its factorization.

3773745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4961 (or 4958 counting only the distinct ones).

The product of its digits is 61740, while the sum is 36.

The square root of 3773745 is about 1942.6129310802. The cubic root of 3773745 is about 155.6888522033.

The spelling of 3773745 in words is "three million, seven hundred seventy-three thousand, seven hundred forty-five".