56393671 has 2 divisors, whose sum is σ = 56393672. Its totient is φ = 56393670.

The previous prime is 56393651. The next prime is 56393717. The reversal of 56393671 is 17639365.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56393671 - 2⁵ = 56393639 is a prime.

It is a super-2 number, since 2×56393671² = 6360492257712482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56393611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28196835 + 28196836.

It is an arithmetic number, because the mean of its divisors is an integer number (28196836).

Almost surely, 2^56393671 is an apocalyptic number.

56393671 is a deficient number, since it is larger than the sum of its proper divisors (1).

56393671 is an equidigital number, since it uses as much as digits as its factorization.

56393671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 40.

The square root of 56393671 is about 7509.5719585074. The cubic root of 56393671 is about 383.4806505403.

The spelling of 56393671 in words is "fifty-six million, three hundred ninety-three thousand, six hundred seventy-one".