56995847 has 2 divisors, whose sum is σ = 56995848. Its totient is φ = 56995846.

The previous prime is 56995831. The next prime is 56995879. The reversal of 56995847 is 74859965.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56995847 - 2⁴ = 56995831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56995247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28497923 + 28497924.

It is an arithmetic number, because the mean of its divisors is an integer number (28497924).

Almost surely, 2^56995847 is an apocalyptic number.

56995847 is a deficient number, since it is larger than the sum of its proper divisors (1).

56995847 is an equidigital number, since it uses as much as digits as its factorization.

56995847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 53.

The square root of 56995847 is about 7549.5593911168. The cubic root of 56995847 is about 384.8407662193.

The spelling of 56995847 in words is "fifty-six million, nine hundred ninety-five thousand, eight hundred forty-seven".