473240161 has 4 divisors (see below), whose sum is σ = 474596500. Its totient is φ = 471883824.

The previous prime is 473240153. The next prime is 473240167. The reversal of 473240161 is 161042374.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 391446225 + 81793936 = 19785^2 + 9044^2 .

It is a cyclic number.

It is not a de Polignac number, because 473240161 - 2³ = 473240153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (473240167) 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, 677646 + ... + 678343.

It is an arithmetic number, because the mean of its divisors is an integer number (118649125).

Almost surely, 2^473240161 is an apocalyptic number.

It is an amenable number.

473240161 is a deficient number, since it is larger than the sum of its proper divisors (1356339).

473240161 is a wasteful number, since it uses less digits than its factorization.

473240161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356338.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 473240161 is about 21754.0837775347. The cubic root of 473240161 is about 779.2805995703.

The spelling of 473240161 in words is "four hundred seventy-three million, two hundred forty thousand, one hundred sixty-one".