471749 has 2 divisors, whose sum is σ = 471750. Its totient is φ = 471748.

The previous prime is 471721. The next prime is 471769. The reversal of 471749 is 947174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297025 + 174724 = 545^2 + 418^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-471749 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (471719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235874 + 235875.

It is an arithmetic number, because the mean of its divisors is an integer number (235875).

2⁴⁷¹⁷⁴⁹ is an apocalyptic number.

It is an amenable number.

471749 is a deficient number, since it is larger than the sum of its proper divisors (1).

471749 is an equidigital number, since it uses as much as digits as its factorization.

471749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7056, while the sum is 32.

The square root of 471749 is about 686.8398648885. The cubic root of 471749 is about 77.8461244282.

The spelling of 471749 in words is "four hundred seventy-one thousand, seven hundred forty-nine".