57876361 has 2 divisors, whose sum is σ = 57876362. Its totient is φ = 57876360.

The previous prime is 57876359. The next prime is 57876367. The reversal of 57876361 is 16367875.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57093136 + 783225 = 7556^2 + 885^2 .

It is a cyclic number.

It is not a de Polignac number, because 57876361 - 2¹ = 57876359 is a prime.

Together with 57876359, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (57876367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28938180 + 28938181.

It is an arithmetic number, because the mean of its divisors is an integer number (28938181).

Almost surely, 2^57876361 is an apocalyptic number.

It is an amenable number.

57876361 is a deficient number, since it is larger than the sum of its proper divisors (1).

57876361 is an equidigital number, since it uses as much as digits as its factorization.

57876361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 43.

The square root of 57876361 is about 7607.6514772957. The cubic root of 57876361 is about 386.8124159062.

The spelling of 57876361 in words is "fifty-seven million, eight hundred seventy-six thousand, three hundred sixty-one".