255674215 has 8 divisors (see below), whose sum is σ = 309624480. Its totient is φ = 202662432.

The previous prime is 255674213. The next prime is 255674227. The reversal of 255674215 is 512476552.

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

It is a cyclic number.

It is not a de Polignac number, because 255674215 - 2¹ = 255674213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255674213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234019 + ... + 235108.

It is an arithmetic number, because the mean of its divisors is an integer number (38703060).

Almost surely, 2^255674215 is an apocalyptic number.

255674215 is a deficient number, since it is larger than the sum of its proper divisors (53950265).

255674215 is a wasteful number, since it uses less digits than its factorization.

255674215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469241.

The product of its digits is 84000, while the sum is 37.

The square root of 255674215 is about 15989.8159776778. The cubic root of 255674215 is about 634.6909567341.

The spelling of 255674215 in words is "two hundred fifty-five million, six hundred seventy-four thousand, two hundred fifteen".