286490629 has 2 divisors, whose sum is σ = 286490630. Its totient is φ = 286490628.

The previous prime is 286490591. The next prime is 286490651. The reversal of 286490629 is 926094682.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 248913729 + 37576900 = 15777^2 + 6130^2 .

It is a cyclic number.

It is not a de Polignac number, because 286490629 - 2¹¹ = 286488581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (286490669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143245314 + 143245315.

It is an arithmetic number, because the mean of its divisors is an integer number (143245315).

Almost surely, 2^286490629 is an apocalyptic number.

It is an amenable number.

286490629 is a deficient number, since it is larger than the sum of its proper divisors (1).

286490629 is an equidigital number, since it uses as much as digits as its factorization.

286490629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 286490629 is about 16926.0340599917. The cubic root of 286490629 is about 659.2297633864.

The spelling of 286490629 in words is "two hundred eighty-six million, four hundred ninety thousand, six hundred twenty-nine".