57426337 has 2 divisors, whose sum is σ = 57426338. Its totient is φ = 57426336.

The previous prime is 57426319. The next prime is 57426349. The reversal of 57426337 is 73362475.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42302016 + 15124321 = 6504^2 + 3889^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57426337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57426296 and 57426305.

It is not a weakly prime, because it can be changed into another prime (57426307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28713168 + 28713169.

It is an arithmetic number, because the mean of its divisors is an integer number (28713169).

Almost surely, 2^57426337 is an apocalyptic number.

It is an amenable number.

57426337 is a deficient number, since it is larger than the sum of its proper divisors (1).

57426337 is an equidigital number, since it uses as much as digits as its factorization.

57426337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 37.

The square root of 57426337 is about 7578.0166930405. The cubic root of 57426337 is about 385.8072386270.

The spelling of 57426337 in words is "fifty-seven million, four hundred twenty-six thousand, three hundred thirty-seven".