57673313 has 2 divisors, whose sum is σ = 57673314. Its totient is φ = 57673312.

The previous prime is 57673309. The next prime is 57673349. The reversal of 57673313 is 31337675.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54051904 + 3621409 = 7352^2 + 1903^2 .

It is a cyclic number.

It is not a de Polignac number, because 57673313 - 2² = 57673309 is a prime.

It is a super-2 number, since 2×57673313² = 6652422064791938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57673013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28836656 + 28836657.

It is an arithmetic number, because the mean of its divisors is an integer number (28836657).

Almost surely, 2^57673313 is an apocalyptic number.

It is an amenable number.

57673313 is a deficient number, since it is larger than the sum of its proper divisors (1).

57673313 is an equidigital number, since it uses as much as digits as its factorization.

57673313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39690, while the sum is 35.

The square root of 57673313 is about 7594.2947664678. The cubic root of 57673313 is about 386.3595337352.

The spelling of 57673313 in words is "fifty-seven million, six hundred seventy-three thousand, three hundred thirteen".