58878257 has 2 divisors, whose sum is σ = 58878258. Its totient is φ = 58878256.

The previous prime is 58878251. The next prime is 58878271. The reversal of 58878257 is 75287885.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52548001 + 6330256 = 7249^2 + 2516^2 .

It is a cyclic number.

It is not a de Polignac number, because 58878257 - 2¹⁸ = 58616113 is a prime.

It is not a weakly prime, because it can be changed into another prime (58878251) 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, 29439128 + 29439129.

It is an arithmetic number, because the mean of its divisors is an integer number (29439129).

Almost surely, 2^58878257 is an apocalyptic number.

It is an amenable number.

58878257 is a deficient number, since it is larger than the sum of its proper divisors (1).

58878257 is an equidigital number, since it uses as much as digits as its factorization.

58878257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1254400, while the sum is 50.

The square root of 58878257 is about 7673.2168612649. The cubic root of 58878257 is about 389.0316916310.

The spelling of 58878257 in words is "fifty-eight million, eight hundred seventy-eight thousand, two hundred fifty-seven".