255970485 has 48 divisors (see below), whose sum is σ = 456865344. Its totient is φ = 132523776.

The previous prime is 255970459. The next prime is 255970493. The reversal of 255970485 is 584079552.

It is not a de Polignac number, because 255970485 - 2⁵ = 255970453 is a prime.

It is a super-2 number, since 2×255970485² = 131041778382270450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 255970485.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 219514 + ... + 220676.

It is an arithmetic number, because the mean of its divisors is an integer number (9518028).

Almost surely, 2^255970485 is an apocalyptic number.

It is an amenable number.

255970485 is a deficient number, since it is larger than the sum of its proper divisors (200894859).

255970485 is a wasteful number, since it uses less digits than its factorization.

255970485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314 (or 1311 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The square root of 255970485 is about 15999.0776296635. The cubic root of 255970485 is about 634.9360176921.

The spelling of 255970485 in words is "two hundred fifty-five million, nine hundred seventy thousand, four hundred eighty-five".