57006773 has 2 divisors, whose sum is σ = 57006774. Its totient is φ = 57006772.

The previous prime is 57006767. The next prime is 57006827. The reversal of 57006773 is 37760075.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56220004 + 786769 = 7498^2 + 887^2 .

It is a cyclic number.

It is not a de Polignac number, because 57006773 - 2¹² = 57002677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57006743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28503386 + 28503387.

It is an arithmetic number, because the mean of its divisors is an integer number (28503387).

Almost surely, 2^57006773 is an apocalyptic number.

It is an amenable number.

57006773 is a deficient number, since it is larger than the sum of its proper divisors (1).

57006773 is an equidigital number, since it uses as much as digits as its factorization.

57006773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30870, while the sum is 35.

The square root of 57006773 is about 7550.2829748295. The cubic root of 57006773 is about 384.8653557393.

The spelling of 57006773 in words is "fifty-seven million, six thousand, seven hundred seventy-three".