476123749 has 2 divisors, whose sum is σ = 476123750. Its totient is φ = 476123748.

The previous prime is 476123737. The next prime is 476123803. The reversal of 476123749 is 947321674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247055524 + 229068225 = 15718^2 + 15135^2 .

It is a cyclic number.

It is not a de Polignac number, because 476123749 - 2⁹ = 476123237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (476123729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238061874 + 238061875.

It is an arithmetic number, because the mean of its divisors is an integer number (238061875).

Almost surely, 2^476123749 is an apocalyptic number.

It is an amenable number.

476123749 is a deficient number, since it is larger than the sum of its proper divisors (1).

476123749 is an equidigital number, since it uses as much as digits as its factorization.

476123749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 43.

The square root of 476123749 is about 21820.2600580286. The cubic root of 476123749 is about 780.8601889869.

The spelling of 476123749 in words is "four hundred seventy-six million, one hundred twenty-three thousand, seven hundred forty-nine".