255340426 has 8 divisors (see below), whose sum is σ = 417829824. Its totient is φ = 116063820.

The previous prime is 255340381. The next prime is 255340433. The reversal of 255340426 is 624043552.

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

It is a super-2 number, since 2×255340426² = 130397466299722952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5803170 + ... + 5803213.

It is an arithmetic number, because the mean of its divisors is an integer number (52228728).

Almost surely, 2^255340426 is an apocalyptic number.

255340426 is a deficient number, since it is larger than the sum of its proper divisors (162489398).

255340426 is a wasteful number, since it uses less digits than its factorization.

255340426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11606396.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 255340426 is about 15979.3750190675. The cubic root of 255340426 is about 634.4146348795.

Adding to 255340426 its reverse (624043552), we get a palindrome (879383978).

The spelling of 255340426 in words is "two hundred fifty-five million, three hundred forty thousand, four hundred twenty-six".