56785651 has 8 divisors (see below), whose sum is σ = 61748960. Its totient is φ = 51907392.

The previous prime is 56785613. The next prime is 56785657. The reversal of 56785651 is 15658765.

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 56785651 - 2⁷ = 56785523 is a prime.

It is a super-2 number, since 2×56785651² = 6449220318987602, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56785598 and 56785607.

It is not an unprimeable number, because it can be changed into a prime (56785657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19866 + ... + 22543.

It is an arithmetic number, because the mean of its divisors is an integer number (7718620).

Almost surely, 2^56785651 is an apocalyptic number.

56785651 is a deficient number, since it is larger than the sum of its proper divisors (4963309).

56785651 is a wasteful number, since it uses less digits than its factorization.

56785651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42525.

The product of its digits is 252000, while the sum is 43.

The square root of 56785651 is about 7535.6254551298. The cubic root of 56785651 is about 384.3670964158.

The spelling of 56785651 in words is "fifty-six million, seven hundred eighty-five thousand, six hundred fifty-one".