3788545 has 4 divisors (see below), whose sum is σ = 4546260. Its totient is φ = 3030832.

The previous prime is 3788509. The next prime is 3788563. The reversal of 3788545 is 5458873.

3788545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1547536 + 2241009 = 1244^2 + 1497^2 .

It is a cyclic number.

It is not a de Polignac number, because 3788545 - 2⁹ = 3788033 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3788498 and 3788507.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 378850 + ... + 378859.

It is an arithmetic number, because the mean of its divisors is an integer number (1136565).

Almost surely, 2^3788545 is an apocalyptic number.

It is an amenable number.

3788545 is a deficient number, since it is larger than the sum of its proper divisors (757715).

3788545 is an equidigital number, since it uses as much as digits as its factorization.

3788545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757714.

The product of its digits is 134400, while the sum is 40.

The square root of 3788545 is about 1946.4185058717. The cubic root of 3788545 is about 155.8921153045.

The spelling of 3788545 in words is "three million, seven hundred eighty-eight thousand, five hundred forty-five".