4648557 has 4 divisors (see below), whose sum is σ = 6198080. Its totient is φ = 3099036.

The previous prime is 4648519. The next prime is 4648561. The reversal of 4648557 is 7558464.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4648557 - 2²² = 454253 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4648757) 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, 774757 + ... + 774762.

It is an arithmetic number, because the mean of its divisors is an integer number (1549520).

Almost surely, 2^4648557 is an apocalyptic number.

It is an amenable number.

4648557 is a deficient number, since it is larger than the sum of its proper divisors (1549523).

4648557 is a wasteful number, since it uses less digits than its factorization.

4648557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549522.

The product of its digits is 134400, while the sum is 39.

The square root of 4648557 is about 2156.0512517099. The cubic root of 4648557 is about 166.8934862882.

The spelling of 4648557 in words is "four million, six hundred forty-eight thousand, five hundred fifty-seven".