56746223 has 2 divisors, whose sum is σ = 56746224. Its totient is φ = 56746222.

The previous prime is 56746181. The next prime is 56746229. The reversal of 56746223 is 32264765.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56746223 - 2¹⁸ = 56484079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56746229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28373111 + 28373112.

It is an arithmetic number, because the mean of its divisors is an integer number (28373112).

Almost surely, 2^56746223 is an apocalyptic number.

56746223 is a deficient number, since it is larger than the sum of its proper divisors (1).

56746223 is an equidigital number, since it uses as much as digits as its factorization.

56746223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 35.

The square root of 56746223 is about 7533.0088941936. The cubic root of 56746223 is about 384.2781165741.

The spelling of 56746223 in words is "fifty-six million, seven hundred forty-six thousand, two hundred twenty-three".