3713445 has 40 divisors (see below), whose sum is σ = 6821496. Its totient is φ = 1931904.

The previous prime is 3713443. The next prime is 3713447. The reversal of 3713445 is 5443173.

3713445 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 (3713443) and next prime (3713447).

It can be written as a sum of positive squares in 4 ways, for example, as 1454436 + 2259009 = 1206^2 + 1503^2 .

It is not a de Polignac number, because 3713445 - 2¹ = 3713443 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

3713445 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3713441) 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 39 ways as a sum of consecutive naturals, for example, 21379 + ... + 21551.

Almost surely, 2^3713445 is an apocalyptic number.

It is an amenable number.

3713445 is a deficient number, since it is larger than the sum of its proper divisors (3108051).

3713445 is a wasteful number, since it uses less digits than its factorization.

3713445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243 (or 234 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 3713445 is about 1927.0300983638. The cubic root of 3713445 is about 154.8551543144.

The spelling of 3713445 in words is "three million, seven hundred thirteen thousand, four hundred forty-five".