255740162 has 4 divisors (see below), whose sum is σ = 383610246. Its totient is φ = 127870080.

The previous prime is 255740159. The next prime is 255740167. The reversal of 255740162 is 261047552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 200817241 + 54922921 = 14171^2 + 7411^2 .

It is not an unprimeable number, because it can be changed into a prime (255740167) by changing a digit.

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 as a sum of consecutive naturals, namely, 63935039 + ... + 63935042.

Almost surely, 2^255740162 is an apocalyptic number.

255740162 is a deficient number, since it is larger than the sum of its proper divisors (127870084).

255740162 is a wasteful number, since it uses less digits than its factorization.

255740162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127870083.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 255740162 is about 15991.8780010354. The cubic root of 255740162 is about 634.7455214417.

The spelling of 255740162 in words is "two hundred fifty-five million, seven hundred forty thousand, one hundred sixty-two".