255494737 has 2 divisors, whose sum is σ = 255494738. Its totient is φ = 255494736.

The previous prime is 255494641. The next prime is 255494749. The reversal of 255494737 is 737494552.

255494737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244578321 + 10916416 = 15639^2 + 3304^2 .

It is a cyclic number.

It is not a de Polignac number, because 255494737 - 2¹⁹ = 254970449 is a prime.

It is not a weakly prime, because it can be changed into another prime (255494537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127747368 + 127747369.

It is an arithmetic number, because the mean of its divisors is an integer number (127747369).

Almost surely, 2^255494737 is an apocalyptic number.

It is an amenable number.

255494737 is a deficient number, since it is larger than the sum of its proper divisors (1).

255494737 is an equidigital number, since it uses as much as digits as its factorization.

255494737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1058400, while the sum is 46.

The square root of 255494737 is about 15984.2027326983. The cubic root of 255494737 is about 634.5424086703.

The spelling of 255494737 in words is "two hundred fifty-five million, four hundred ninety-four thousand, seven hundred thirty-seven".