255556435 has 8 divisors (see below), whose sum is σ = 311865840. Its totient is φ = 200979744.

The previous prime is 255556421. The next prime is 255556451. The reversal of 255556435 is 534655552.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 255556435 - 2¹⁷ = 255425363 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432852 + ... + 433441.

It is an arithmetic number, because the mean of its divisors is an integer number (38983230).

Almost surely, 2^255556435 is an apocalyptic number.

255556435 is a deficient number, since it is larger than the sum of its proper divisors (56309405).

255556435 is an equidigital number, since it uses as much as digits as its factorization.

255556435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866357.

The product of its digits is 450000, while the sum is 40.

The square root of 255556435 is about 15986.1325842119. The cubic root of 255556435 is about 634.5934819292.

The spelling of 255556435 in words is "two hundred fifty-five million, five hundred fifty-six thousand, four hundred thirty-five".