5657501 has 4 divisors (see below), whose sum is σ = 5662332. Its totient is φ = 5652672.

The previous prime is 5657489. The next prime is 5657503. The reversal of 5657501 is 1057565.

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.

It can be written as a sum of positive squares in 2 ways, for example, as 931225 + 4726276 = 965^2 + 2174^2 .

It is a cyclic number.

It is not a de Polignac number, because 5657501 - 2²² = 1463197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5657503) 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 3 ways as a sum of consecutive naturals, for example, 581 + ... + 3413.

It is an arithmetic number, because the mean of its divisors is an integer number (1415583).

Almost surely, 2^5657501 is an apocalyptic number.

It is an amenable number.

5657501 is a deficient number, since it is larger than the sum of its proper divisors (4831).

5657501 is a wasteful number, since it uses less digits than its factorization.

5657501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4830.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 5657501 is about 2378.5501886654. The cubic root of 5657501 is about 178.1865338241.

The spelling of 5657501 in words is "five million, six hundred fifty-seven thousand, five hundred one".