49057 has 2 divisors, whose sum is σ = 49058. Its totient is φ = 49056.

The previous prime is 49043. The next prime is 49069. The reversal of 49057 is 75094.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46656 + 2401 = 216^2 + 49^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49057 is a prime.

It is not a weakly prime, because it can be changed into another prime (49037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24528 + 24529.

It is an arithmetic number, because the mean of its divisors is an integer number (24529).

2⁴⁹⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

49057 is a deficient number, since it is larger than the sum of its proper divisors (1).

49057 is an equidigital number, since it uses as much as digits as its factorization.

49057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 49057 is about 221.4881486671. The cubic root of 49057 is about 36.6072407465.

The spelling of 49057 in words is "forty-nine thousand, fifty-seven".