5657658 has 8 divisors (see below), whose sum is σ = 11315328. Its totient is φ = 1885884.

The previous prime is 5657657. The next prime is 5657671. The reversal of 5657658 is 8567565.

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

5657658 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (5657657) 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, 471466 + ... + 471477.

It is an arithmetic number, because the mean of its divisors is an integer number (1414416).

Almost surely, 2^5657658 is an apocalyptic number.

5657658 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5657658 is a wasteful number, since it uses less digits than its factorization.

5657658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942948.

The product of its digits is 252000, while the sum is 42.

The square root of 5657658 is about 2378.5831917341. The cubic root of 5657658 is about 178.1881820800.

The spelling of 5657658 in words is "five million, six hundred fifty-seven thousand, six hundred fifty-eight".