5657511 has 8 divisors (see below), whose sum is σ = 7555824. Its totient is φ = 3765440.

The previous prime is 5657503. The next prime is 5657513. The reversal of 5657511 is 1157565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5657511 - 2³ = 5657503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5657513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1315 + ... + 3611.

It is an arithmetic number, because the mean of its divisors is an integer number (944478).

Almost surely, 2^5657511 is an apocalyptic number.

5657511 is a deficient number, since it is larger than the sum of its proper divisors (1898313).

5657511 is a wasteful number, since it uses less digits than its factorization.

5657511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3121.

The product of its digits is 5250, while the sum is 30.

The square root of 5657511 is about 2378.5522907853. The cubic root of 5657511 is about 178.1866388095.

The spelling of 5657511 in words is "five million, six hundred fifty-seven thousand, five hundred eleven".