5477639 has 4 divisors (see below), whose sum is σ = 5483856. Its totient is φ = 5471424.

The previous prime is 5477629. The next prime is 5477663. The reversal of 5477639 is 9367745.

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: 9367745 = 5 ⋅1873549.

It is a cyclic number.

It is not a de Polignac number, because 5477639 - 2¹² = 5473543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5477596 and 5477605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5477629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1514 + ... + 3639.

It is an arithmetic number, because the mean of its divisors is an integer number (1370964).

Almost surely, 2^5477639 is an apocalyptic number.

5477639 is a deficient number, since it is larger than the sum of its proper divisors (6217).

5477639 is a wasteful number, since it uses less digits than its factorization.

5477639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6216.

The product of its digits is 158760, while the sum is 41.

The square root of 5477639 is about 2340.4356432083. The cubic root of 5477639 is about 176.2778732974.

It can be divided in two parts, 5477 and 639, that added together give a palindrome (6116).

The spelling of 5477639 in words is "five million, four hundred seventy-seven thousand, six hundred thirty-nine".