475986739 has 2 divisors, whose sum is σ = 475986740. Its totient is φ = 475986738.

The previous prime is 475986701. The next prime is 475986751. The reversal of 475986739 is 937689574.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475986739 - 2⁹ = 475986227 is a prime.

It is not a weakly prime, because it can be changed into another prime (475986779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237993369 + 237993370.

It is an arithmetic number, because the mean of its divisors is an integer number (237993370).

Almost surely, 2^475986739 is an apocalyptic number.

475986739 is a deficient number, since it is larger than the sum of its proper divisors (1).

475986739 is an equidigital number, since it uses as much as digits as its factorization.

475986739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11430720, while the sum is 58.

The square root of 475986739 is about 21817.1203186855. The cubic root of 475986739 is about 780.7852813475.

The spelling of 475986739 in words is "four hundred seventy-five million, nine hundred eighty-six thousand, seven hundred thirty-nine".