5656630 has 16 divisors (see below), whose sum is σ = 11636640. Its totient is φ = 1939392.

The previous prime is 5656621. The next prime is 5656649. The reversal of 5656630 is 366565.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5656592 and 5656601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40335 + ... + 40474.

It is an arithmetic number, because the mean of its divisors is an integer number (727290).

Almost surely, 2^5656630 is an apocalyptic number.

5656630 is an abundant number, since it is smaller than the sum of its proper divisors (5980010).

5656630 is a wasteful number, since it uses less digits than its factorization.

5656630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80823.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 5656630 is about 2378.3670868897. The cubic root of 5656630 is about 178.1773891248.

The spelling of 5656630 in words is "five million, six hundred fifty-six thousand, six hundred thirty".