57326713 has 2 divisors, whose sum is σ = 57326714. Its totient is φ = 57326712.

The previous prime is 57326671. The next prime is 57326747. The reversal of 57326713 is 31762375.

It is an a-pointer prime, because the next prime (57326747) can be obtained adding 57326713 to its sum of digits (34).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36869184 + 20457529 = 6072^2 + 4523^2 .

It is a cyclic number.

It is not a de Polignac number, because 57326713 - 2⁹ = 57326201 is a prime.

It is not a weakly prime, because it can be changed into another prime (57326513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28663356 + 28663357.

It is an arithmetic number, because the mean of its divisors is an integer number (28663357).

Almost surely, 2^57326713 is an apocalyptic number.

It is an amenable number.

57326713 is a deficient number, since it is larger than the sum of its proper divisors (1).

57326713 is an equidigital number, since it uses as much as digits as its factorization.

57326713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 34.

The square root of 57326713 is about 7571.4406158934. The cubic root of 57326713 is about 385.5840082532.

The spelling of 57326713 in words is "fifty-seven million, three hundred twenty-six thousand, seven hundred thirteen".