255523402 has 8 divisors (see below), whose sum is σ = 383479200. Its totient is φ = 127697004.

The previous prime is 255523393. The next prime is 255523403. The reversal of 255523402 is 204325552.

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

It is not an unprimeable number, because it can be changed into a prime (255523403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27252 + ... + 35407.

It is an arithmetic number, because the mean of its divisors is an integer number (47934900).

Almost surely, 2^255523402 is an apocalyptic number.

255523402 is a deficient number, since it is larger than the sum of its proper divisors (127955798).

255523402 is a wasteful number, since it uses less digits than its factorization.

255523402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64700.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 255523402 is about 15985.0993741046. The cubic root of 255523402 is about 634.5661384193.

Adding to 255523402 its reverse (204325552), we get a palindrome (459848954).

The spelling of 255523402 in words is "two hundred fifty-five million, five hundred twenty-three thousand, four hundred two".