474732749 has 2 divisors, whose sum is σ = 474732750. Its totient is φ = 474732748.

The previous prime is 474732733. The next prime is 474732751. The reversal of 474732749 is 947237474.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 461175625 + 13557124 = 21475^2 + 3682^2 .

It is a cyclic number.

It is not a de Polignac number, because 474732749 - 2⁴ = 474732733 is a prime.

Together with 474732751, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (474732449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237366374 + 237366375.

It is an arithmetic number, because the mean of its divisors is an integer number (237366375).

Almost surely, 2^474732749 is an apocalyptic number.

It is an amenable number.

474732749 is a deficient number, since it is larger than the sum of its proper divisors (1).

474732749 is an equidigital number, since it uses as much as digits as its factorization.

474732749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1185408, while the sum is 47.

The square root of 474732749 is about 21788.3626966323. The cubic root of 474732749 is about 780.0990171251.

The spelling of 474732749 in words is "four hundred seventy-four million, seven hundred thirty-two thousand, seven hundred forty-nine".