475458761 has 2 divisors, whose sum is σ = 475458762. Its totient is φ = 475458760.

The previous prime is 475458743. The next prime is 475458779. The reversal of 475458761 is 167854574.

It is a balanced prime because it is at equal distance from previous prime (475458743) and next prime (475458779).

It can be written as a sum of positive squares in only one way, i.e., 468462736 + 6996025 = 21644^2 + 2645^2 .

It is a cyclic number.

It is not a de Polignac number, because 475458761 - 2¹⁰ = 475457737 is a prime.

It is a super-2 number, since 2×475458761² = 452122066823310242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (475458701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237729380 + 237729381.

It is an arithmetic number, because the mean of its divisors is an integer number (237729381).

Almost surely, 2^475458761 is an apocalyptic number.

475458761 is the 9752-nd centered decagonal number.

It is an amenable number.

475458761 is a deficient number, since it is larger than the sum of its proper divisors (1).

475458761 is an equidigital number, since it uses as much as digits as its factorization.

475458761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 940800, while the sum is 47.

The square root of 475458761 is about 21805.0168768566. The cubic root of 475458761 is about 780.4964848095.

The spelling of 475458761 in words is "four hundred seventy-five million, four hundred fifty-eight thousand, seven hundred sixty-one".