475743269 has 2 divisors, whose sum is σ = 475743270. Its totient is φ = 475743268.

The previous prime is 475743251. The next prime is 475743277. The reversal of 475743269 is 962347574.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 474150625 + 1592644 = 21775^2 + 1262^2 .

It is a cyclic number.

It is not a de Polignac number, because 475743269 - 2²⁸ = 207307813 is a prime.

It is a super-2 number, since 2×475743269² = 452663315997612722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen 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 (475743769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237871634 + 237871635.

It is an arithmetic number, because the mean of its divisors is an integer number (237871635).

Almost surely, 2^475743269 is an apocalyptic number.

It is an amenable number.

475743269 is a deficient number, since it is larger than the sum of its proper divisors (1).

475743269 is an equidigital number, since it uses as much as digits as its factorization.

475743269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1270080, while the sum is 47.

The square root of 475743269 is about 21811.5398126771. The cubic root of 475743269 is about 780.6521332307.

The spelling of 475743269 in words is "four hundred seventy-five million, seven hundred forty-three thousand, two hundred sixty-nine".