5477977 has 4 divisors (see below), whose sum is σ = 5482660. Its totient is φ = 5473296.

The previous prime is 5477971. The next prime is 5478001. The reversal of 5477977 is 7797745.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7797745 = 5 ⋅1559549.

It can be written as a sum of positive squares in 2 ways, for example, as 1413721 + 4064256 = 1189^2 + 2016^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5477977 is a prime.

It is a Duffinian number.

5477977 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5477971) 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, 1099 + ... + 3487.

It is an arithmetic number, because the mean of its divisors is an integer number (1370665).

Almost surely, 2^5477977 is an apocalyptic number.

It is an amenable number.

5477977 is a deficient number, since it is larger than the sum of its proper divisors (4683).

5477977 is a wasteful number, since it uses less digits than its factorization.

5477977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4682.

The product of its digits is 432180, while the sum is 46.

The square root of 5477977 is about 2340.5078508734. The cubic root of 5477977 is about 176.2814989894.

The spelling of 5477977 in words is "five million, four hundred seventy-seven thousand, nine hundred seventy-seven".