3744145 has 4 divisors (see below), whose sum is σ = 4492980. Its totient is φ = 2995312.

The previous prime is 3744133. The next prime is 3744163. The reversal of 3744145 is 5414473.

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 1635841 + 2108304 = 1279^2 + 1452^2 .

It is a cyclic number.

It is not a de Polignac number, because 3744145 - 2⁵ = 3744113 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, 374410 + ... + 374419.

It is an arithmetic number, because the mean of its divisors is an integer number (1123245).

Almost surely, 2^3744145 is an apocalyptic number.

It is an amenable number.

3744145 is a deficient number, since it is larger than the sum of its proper divisors (748835).

3744145 is an equidigital number, since it uses as much as digits as its factorization.

3744145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748834.

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

The square root of 3744145 is about 1934.9793280550. The cubic root of 3744145 is about 155.2807260848.

The spelling of 3744145 in words is "three million, seven hundred forty-four thousand, one hundred forty-five".