257066062 has 8 divisors (see below), whose sum is σ = 420653592. Its totient is φ = 116848200.

The previous prime is 257066057. The next prime is 257066081. The reversal of 257066062 is 260660752.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 5842389 + ... + 5842432.

It is an arithmetic number, because the mean of its divisors is an integer number (52581699).

Almost surely, 2^257066062 is an apocalyptic number.

257066062 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

257066062 is a deficient number, since it is larger than the sum of its proper divisors (163587530).

257066062 is a wasteful number, since it uses less digits than its factorization.

257066062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11684834.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 257066062 is about 16033.2798266605. The cubic root of 257066062 is about 635.8405897039.

The spelling of 257066062 in words is "two hundred fifty-seven million, sixty-six thousand, sixty-two".