475447625 has 8 divisors (see below), whose sum is σ = 593358792. Its totient is φ = 380358000.

The previous prime is 475447591. The next prime is 475447627. The reversal of 475447625 is 526744574.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3211264 + 472236361 = 1792^2 + 21731^2 .

It is not a de Polignac number, because 475447625 - 2⁶ = 475447561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (475447627) 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 in 7 ways as a sum of consecutive naturals, for example, 1901666 + ... + 1901915.

It is an arithmetic number, because the mean of its divisors is an integer number (74169849).

Almost surely, 2^475447625 is an apocalyptic number.

It is an amenable number.

475447625 is a deficient number, since it is larger than the sum of its proper divisors (117911167).

475447625 is an equidigital number, since it uses as much as digits as its factorization.

475447625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3803596 (or 3803586 counting only the distinct ones).

The product of its digits is 940800, while the sum is 44.

The square root of 475447625 is about 21804.7615212825. The cubic root of 475447625 is about 780.4903912724.

The spelling of 475447625 in words is "four hundred seventy-five million, four hundred forty-seven thousand, six hundred twenty-five".