257050196 has 12 divisors (see below), whose sum is σ = 484440852. Its totient is φ = 118638528.

The previous prime is 257050187. The next prime is 257050201. The reversal of 257050196 is 691050752.

It can be written as a sum of positive squares in 2 ways, for example, as 121793296 + 135256900 = 11036^2 + 11630^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2471585 + ... + 2471688.

It is an arithmetic number, because the mean of its divisors is an integer number (40370071).

Almost surely, 2^257050196 is an apocalyptic number.

257050196 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

257050196 is a deficient number, since it is larger than the sum of its proper divisors (227390656).

257050196 is a wasteful number, since it uses less digits than its factorization.

257050196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4943290 (or 4943288 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 257050196 is about 16032.7850356699. The cubic root of 257050196 is about 635.8275081711.

The spelling of 257050196 in words is "two hundred fifty-seven million, fifty thousand, one hundred ninety-six".