475272449 has 2 divisors, whose sum is σ = 475272450. Its totient is φ = 475272448.

The previous prime is 475272433. The next prime is 475272467. The reversal of 475272449 is 944272574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 466862449 + 8410000 = 21607^2 + 2900^2 .

It is a cyclic number.

It is not a de Polignac number, because 475272449 - 2⁴ = 475272433 is a prime.

It is not a weakly prime, because it can be changed into another prime (475272409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237636224 + 237636225.

It is an arithmetic number, because the mean of its divisors is an integer number (237636225).

Almost surely, 2^475272449 is an apocalyptic number.

It is an amenable number.

475272449 is a deficient number, since it is larger than the sum of its proper divisors (1).

475272449 is an equidigital number, since it uses as much as digits as its factorization.

475272449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 44.

The square root of 475272449 is about 21800.7442304156. The cubic root of 475272449 is about 780.3945237344.

The spelling of 475272449 in words is "four hundred seventy-five million, two hundred seventy-two thousand, four hundred forty-nine".