56526667 has 2 divisors, whose sum is σ = 56526668. Its totient is φ = 56526666.

The previous prime is 56526643. The next prime is 56526677. The reversal of 56526667 is 76662565.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56526667 is a prime.

It is not a weakly prime, because it can be changed into another prime (56526677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28263333 + 28263334.

It is an arithmetic number, because the mean of its divisors is an integer number (28263334).

Almost surely, 2^56526667 is an apocalyptic number.

56526667 is a deficient number, since it is larger than the sum of its proper divisors (1).

56526667 is an equidigital number, since it uses as much as digits as its factorization.

56526667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 43.

The square root of 56526667 is about 7518.4218423816. The cubic root of 56526667 is about 383.7818743662.

The spelling of 56526667 in words is "fifty-six million, five hundred twenty-six thousand, six hundred sixty-seven".