255531054 has 8 divisors (see below), whose sum is σ = 511062120. Its totient is φ = 85177016.

The previous prime is 255531043. The next prime is 255531061. The reversal of 255531054 is 450135552.

It is a happy number.

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

255531054 is an admirable number.

It is a super-2 number, since 2×255531054² = 130592239116701832, which contains 22 as substring.

It is a congruent number.

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, 21294249 + ... + 21294260.

It is an arithmetic number, because the mean of its divisors is an integer number (63882765).

Almost surely, 2^255531054 is an apocalyptic number.

255531054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255531054 is a wasteful number, since it uses less digits than its factorization.

255531054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42588514.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 255531054 is about 15985.3387202148. The cubic root of 255531054 is about 634.5724726749.

The spelling of 255531054 in words is "two hundred fifty-five million, five hundred thirty-one thousand, fifty-four".