3745345 has 4 divisors (see below), whose sum is σ = 4494420. Its totient is φ = 2996272.

The previous prime is 3745331. The next prime is 3745361. The reversal of 3745345 is 5435473.

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 2362369 + 1382976 = 1537^2 + 1176^2 .

It is a cyclic number.

It is not a de Polignac number, because 3745345 - 2¹¹ = 3743297 is a prime.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374530 + ... + 374539.

It is an arithmetic number, because the mean of its divisors is an integer number (1123605).

Almost surely, 2^3745345 is an apocalyptic number.

It is an amenable number.

3745345 is a deficient number, since it is larger than the sum of its proper divisors (749075).

3745345 is an equidigital number, since it uses as much as digits as its factorization.

3745345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749074.

The product of its digits is 25200, while the sum is 31.

The square root of 3745345 is about 1935.2893840457. The cubic root of 3745345 is about 155.2973134915.

The spelling of 3745345 in words is "three million, seven hundred forty-five thousand, three hundred forty-five".