6554477 has 4 divisors (see below), whose sum is σ = 6581916. Its totient is φ = 6527040.

The previous prime is 6554461. The next prime is 6554489. The reversal of 6554477 is 7744556.

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 4301476 + 2253001 = 2074^2 + 1501^2 .

It is a cyclic number.

It is not a de Polignac number, because 6554477 - 2⁴ = 6554461 is a prime.

It is a super-2 number, since 2×6554477² = 85922337487058, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6554477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6554437) 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, 13358 + ... + 13839.

It is an arithmetic number, because the mean of its divisors is an integer number (1645479).

Almost surely, 2^6554477 is an apocalyptic number.

It is an amenable number.

6554477 is a deficient number, since it is larger than the sum of its proper divisors (27439).

6554477 is a wasteful number, since it uses less digits than its factorization.

6554477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27438.

The product of its digits is 117600, while the sum is 38.

The square root of 6554477 is about 2560.1712833324. The cubic root of 6554477 is about 187.1454824109.

The spelling of 6554477 in words is "six million, five hundred fifty-four thousand, four hundred seventy-seven".