5641545 has 32 divisors (see below), whose sum is σ = 11112192. Its totient is φ = 2380032.

The previous prime is 5641541. The next prime is 5641547. The reversal of 5641545 is 5451465.

It is not a de Polignac number, because 5641545 - 2² = 5641541 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5641541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 702 + ... + 3431.

It is an arithmetic number, because the mean of its divisors is an integer number (347256).

Almost surely, 2^5641545 is an apocalyptic number.

It is an amenable number.

5641545 is a deficient number, since it is larger than the sum of its proper divisors (5470647).

5641545 is a wasteful number, since it uses less digits than its factorization.

5641545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4161.

The product of its digits is 12000, while the sum is 30.

The square root of 5641545 is about 2375.1936763136. The cubic root of 5641545 is about 178.0188613603.

The spelling of 5641545 in words is "five million, six hundred forty-one thousand, five hundred forty-five".