255133402 has 8 divisors (see below), whose sum is σ = 383767200. Its totient is φ = 127211004.

The previous prime is 255133397. The next prime is 255133421. The reversal of 255133402 is 204331552.

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

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, 176952 + ... + 178387.

It is an arithmetic number, because the mean of its divisors is an integer number (47970900).

Almost surely, 2^255133402 is an apocalyptic number.

255133402 is a deficient number, since it is larger than the sum of its proper divisors (128633798).

255133402 is a wasteful number, since it uses less digits than its factorization.

255133402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355700.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 255133402 is about 15972.8958551667. The cubic root of 255133402 is about 634.2431323760.

Adding to 255133402 its reverse (204331552), we get a palindrome (459464954).

It can be divided in two parts, 2551 and 33402, that added together give a palindrome (35953).

The spelling of 255133402 in words is "two hundred fifty-five million, one hundred thirty-three thousand, four hundred two".