5655657 has 8 divisors (see below), whose sum is σ = 8618176. Its totient is φ = 3231792.

The previous prime is 5655649. The next prime is 5655659. The reversal of 5655657 is 7565565.

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

It is not a de Polignac number, because 5655657 - 2³ = 5655649 is a prime.

It is a super-2 number, since 2×5655657² = 63972912203298, which contains 22 as substring.

5655657 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5655659) 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 7 ways as a sum of consecutive naturals, for example, 134638 + ... + 134679.

It is an arithmetic number, because the mean of its divisors is an integer number (1077272).

Almost surely, 2^5655657 is an apocalyptic number.

It is an amenable number.

5655657 is a deficient number, since it is larger than the sum of its proper divisors (2962519).

5655657 is a wasteful number, since it uses less digits than its factorization.

5655657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269327.

The product of its digits is 157500, while the sum is 39.

The square root of 5655657 is about 2378.1625259851. The cubic root of 5655657 is about 178.1671724092.

The spelling of 5655657 in words is "five million, six hundred fifty-five thousand, six hundred fifty-seven".