5664145 has 16 divisors (see below), whose sum is σ = 7395408. Its totient is φ = 4147200.

The previous prime is 5664107. The next prime is 5664151. The reversal of 5664145 is 5414665.

5664145 = T₇₀ + T₇₁ + ... + T₃₂₄.

It can be written as a sum of positive squares in 8 ways, for example, as 51984 + 5612161 = 228^2 + 2369^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5664145 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2245 + ... + 4045.

It is an arithmetic number, because the mean of its divisors is an integer number (462213).

Almost surely, 2^5664145 is an apocalyptic number.

It is an amenable number.

5664145 is a deficient number, since it is larger than the sum of its proper divisors (1731263).

5664145 is a wasteful number, since it uses less digits than its factorization.

5664145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860.

The product of its digits is 14400, while the sum is 31.

The square root of 5664145 is about 2379.9464279685. The cubic root of 5664145 is about 178.2562588493.

The spelling of 5664145 in words is "five million, six hundred sixty-four thousand, one hundred forty-five".