56804347 has 2 divisors, whose sum is σ = 56804348. Its totient is φ = 56804346.

The previous prime is 56804329. The next prime is 56804353. The reversal of 56804347 is 74340865.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56804347 - 2²³ = 48415739 is a prime.

It is not a weakly prime, because it can be changed into another prime (56804387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28402173 + 28402174.

It is an arithmetic number, because the mean of its divisors is an integer number (28402174).

Almost surely, 2^56804347 is an apocalyptic number.

56804347 is a deficient number, since it is larger than the sum of its proper divisors (1).

56804347 is an equidigital number, since it uses as much as digits as its factorization.

56804347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 56804347 is about 7536.8658605550. The cubic root of 56804347 is about 384.4092745518.

The spelling of 56804347 in words is "fifty-six million, eight hundred four thousand, three hundred forty-seven".