255650747 has 16 divisors (see below), whose sum is σ = 293971680. Its totient is φ = 220147200.

The previous prime is 255650737. The next prime is 255650749. The reversal of 255650747 is 747056552.

It is a cyclic number.

It is not a de Polignac number, because 255650747 - 2⁶ = 255650683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255650749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9347 + ... + 24467.

It is an arithmetic number, because the mean of its divisors is an integer number (18373230).

Almost surely, 2^255650747 is an apocalyptic number.

255650747 is a deficient number, since it is larger than the sum of its proper divisors (38320933).

255650747 is a wasteful number, since it uses less digits than its factorization.

255650747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15214.

The product of its (nonzero) digits is 294000, while the sum is 41.

The square root of 255650747 is about 15989.0821187459. The cubic root of 255650747 is about 634.6715369904.

The spelling of 255650747 in words is "two hundred fifty-five million, six hundred fifty thousand, seven hundred forty-seven".