473808161 has 4 divisors (see below), whose sum is σ = 476289024. Its totient is φ = 471327300.

The previous prime is 473808157. The next prime is 473808163. The reversal of 473808161 is 161808374.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 473808161 - 2² = 473808157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (473808163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1240145 + ... + 1240526.

It is an arithmetic number, because the mean of its divisors is an integer number (119072256).

Almost surely, 2^473808161 is an apocalyptic number.

It is an amenable number.

473808161 is a deficient number, since it is larger than the sum of its proper divisors (2480863).

473808161 is a wasteful number, since it uses less digits than its factorization.

473808161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2480862.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 473808161 is about 21767.1348826620. The cubic root of 473808161 is about 779.5922485297.

The spelling of 473808161 in words is "four hundred seventy-three million, eight hundred eight thousand, one hundred sixty-one".