255403414 has 8 divisors (see below), whose sum is σ = 437834448. Its totient is φ = 109458600.

The previous prime is 255403411. The next prime is 255403441. The reversal of 255403414 is 414304552.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255403411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9121537 + ... + 9121564.

It is an arithmetic number, because the mean of its divisors is an integer number (54729306).

Almost surely, 2^255403414 is an apocalyptic number.

255403414 is a deficient number, since it is larger than the sum of its proper divisors (182431034).

255403414 is a wasteful number, since it uses less digits than its factorization.

255403414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18243110.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 255403414 is about 15981.3458131660. The cubic root of 255403414 is about 634.4667969079.

Adding to 255403414 its reverse (414304552), we get a palindrome (669707966).

The spelling of 255403414 in words is "two hundred fifty-five million, four hundred three thousand, four hundred fourteen".