475666101 has 10 divisors (see below), whose sum is σ = 710563062. Its totient is φ = 317110680.

The previous prime is 475666097. The next prime is 475666141. The reversal of 475666101 is 101666574.

It can be written as a sum of positive squares in only one way, i.e., 360962001 + 114704100 = 18999^2 + 10710^2 .

It is not a de Polignac number, because 475666101 - 2² = 475666097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475666141) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2936130 + ... + 2936291.

Almost surely, 2^475666101 is an apocalyptic number.

It is an amenable number.

475666101 is a deficient number, since it is larger than the sum of its proper divisors (234896961).

475666101 is an equidigital number, since it uses as much as digits as its factorization.

475666101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5872433 (or 5872424 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 475666101 is about 21809.7707690842. The cubic root of 475666101 is about 780.6099223541.

The spelling of 475666101 in words is "four hundred seventy-five million, six hundred sixty-six thousand, one hundred one".