486790399 has 2 divisors, whose sum is σ = 486790400. Its totient is φ = 486790398.

The previous prime is 486790391. The next prime is 486790441. The reversal of 486790399 is 993097684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 486790399 - 2³ = 486790391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (486790391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243395199 + 243395200.

It is an arithmetic number, because the mean of its divisors is an integer number (243395200).

Almost surely, 2^486790399 is an apocalyptic number.

486790399 is a deficient number, since it is larger than the sum of its proper divisors (1).

486790399 is an equidigital number, since it uses as much as digits as its factorization.

486790399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2939328, while the sum is 55.

The square root of 486790399 is about 22063.3270156611. The cubic root of 486790399 is about 786.6484078601.

It can be divided in two parts, 4867 and 90399, that added together give a triangular number (95266 = T₄₃₆).

The spelling of 486790399 in words is "four hundred eighty-six million, seven hundred ninety thousand, three hundred ninety-nine".