6559481 has 4 divisors (see below), whose sum is σ = 6785700. Its totient is φ = 6333264.

The previous prime is 6559457. The next prime is 6559489. The reversal of 6559481 is 1849556.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4644025 + 1915456 = 2155^2 + 1384^2 .

It is a cyclic number.

It is not a de Polignac number, because 6559481 - 2¹⁰ = 6558457 is a prime.

It is a super-2 number, since 2×6559481² = 86053581978722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6559489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113066 + ... + 113123.

It is an arithmetic number, because the mean of its divisors is an integer number (1696425).

Almost surely, 2^6559481 is an apocalyptic number.

It is an amenable number.

6559481 is a deficient number, since it is larger than the sum of its proper divisors (226219).

6559481 is a wasteful number, since it uses less digits than its factorization.

6559481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226218.

The product of its digits is 43200, while the sum is 38.

The square root of 6559481 is about 2561.1483752411. The cubic root of 6559481 is about 187.1930955552.

The spelling of 6559481 in words is "six million, five hundred fifty-nine thousand, four hundred eighty-one".