56526643 has 2 divisors, whose sum is σ = 56526644. Its totient is φ = 56526642.

The previous prime is 56526619. The next prime is 56526667. The reversal of 56526643 is 34662565.

It is a balanced prime because it is at equal distance from previous prime (56526619) and next prime (56526667).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56526643 is a prime.

It is a super-2 number, since 2×56526643² = 6390522737698898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56536643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28263321 + 28263322.

It is an arithmetic number, because the mean of its divisors is an integer number (28263322).

Almost surely, 2^56526643 is an apocalyptic number.

56526643 is a deficient number, since it is larger than the sum of its proper divisors (1).

56526643 is an equidigital number, since it uses as much as digits as its factorization.

56526643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 37.

The square root of 56526643 is about 7518.4202463017. The cubic root of 56526643 is about 383.7818200510.

The spelling of 56526643 in words is "fifty-six million, five hundred twenty-six thousand, six hundred forty-three".