3753561 has 16 divisors (see below), whose sum is σ = 5842944. Its totient is φ = 2098704.

The previous prime is 3753559. The next prime is 3753569. The reversal of 3753561 is 1653573.

3753561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3753561 - 2¹ = 3753559 is a prime.

3753561 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3753569) 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 15 ways as a sum of consecutive naturals, for example, 915 + ... + 2888.

It is an arithmetic number, because the mean of its divisors is an integer number (365184).

Almost surely, 2^3753561 is an apocalyptic number.

It is an amenable number.

3753561 is a deficient number, since it is larger than the sum of its proper divisors (2089383).

3753561 is a wasteful number, since it uses less digits than its factorization.

3753561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3860.

The product of its digits is 9450, while the sum is 30.

The square root of 3753561 is about 1937.4109011771. The cubic root of 3753561 is about 155.4107868728.

The spelling of 3753561 in words is "three million, seven hundred fifty-three thousand, five hundred sixty-one".