255250497 has 8 divisors (see below), whose sum is σ = 351312640. Its totient is φ = 164677680.

The previous prime is 255250477. The next prime is 255250507. The reversal of 255250497 is 794052552.

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

It is not a de Polignac number, because 255250497 - 2⁶ = 255250433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255250447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1372222 + ... + 1372407.

It is an arithmetic number, because the mean of its divisors is an integer number (43914080).

Almost surely, 2^255250497 is an apocalyptic number.

It is an amenable number.

255250497 is a deficient number, since it is larger than the sum of its proper divisors (96062143).

255250497 is a wasteful number, since it uses less digits than its factorization.

255250497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2744663.

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 255250497 is about 15976.5608627139. The cubic root of 255250497 is about 634.3401474280.

The spelling of 255250497 in words is "two hundred fifty-five million, two hundred fifty thousand, four hundred ninety-seven".