5671445 has 8 divisors (see below), whose sum is σ = 7329336. Its totient is φ = 4188096.

The previous prime is 5671429. The next prime is 5671451. The reversal of 5671445 is 5441765.

It can be written as a sum of positive squares in 4 ways, for example, as 21316 + 5650129 = 146^2 + 2377^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5671445 - 2⁴ = 5671429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43562 + ... + 43691.

It is an arithmetic number, because the mean of its divisors is an integer number (916167).

Almost surely, 2^5671445 is an apocalyptic number.

It is an amenable number.

5671445 is a deficient number, since it is larger than the sum of its proper divisors (1657891).

5671445 is a wasteful number, since it uses less digits than its factorization.

5671445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87271.

The product of its digits is 16800, while the sum is 32.

The square root of 5671445 is about 2381.4795821086. The cubic root of 5671445 is about 178.3328053866.

It can be divided in two parts, 5671 and 445, that added together give a palindrome (6116).

The spelling of 5671445 in words is "five million, six hundred seventy-one thousand, four hundred forty-five".