4063645 has 8 divisors (see below), whose sum is σ = 4896000. Its totient is φ = 3237840.

The previous prime is 4063643. The next prime is 4063693. The reversal of 4063645 is 5463604.

4063645 = T₁₉ + T₂₀ + ... + T₂₈₉.

4063645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4063645 - 2¹ = 4063643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4063643) 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 7 ways as a sum of consecutive naturals, for example, 145 + ... + 2854.

It is an arithmetic number, because the mean of its divisors is an integer number (612000).

Almost surely, 2^4063645 is an apocalyptic number.

It is an amenable number.

4063645 is a deficient number, since it is larger than the sum of its proper divisors (832355).

4063645 is a wasteful number, since it uses less digits than its factorization.

4063645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 4063645 is about 2015.8484566058. The cubic root of 4063645 is about 159.5775967658.

The spelling of 4063645 in words is "four million, sixty-three thousand, six hundred forty-five".