431601473 has 4 divisors (see below), whose sum is σ = 454317360. Its totient is φ = 408885588.

The previous prime is 431601433. The next prime is 431601479. The reversal of 431601473 is 374106134.

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 431601473 - 2⁶ = 431601409 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (431601479) 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, 11357915 + ... + 11357952.

It is an arithmetic number, because the mean of its divisors is an integer number (113579340).

Almost surely, 2^431601473 is an apocalyptic number.

It is an amenable number.

431601473 is a deficient number, since it is larger than the sum of its proper divisors (22715887).

431601473 is a wasteful number, since it uses less digits than its factorization.

431601473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22715886.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 431601473 is about 20775.0204091356. The cubic root of 431601473 is about 755.7200989009.

The spelling of 431601473 in words is "four hundred thirty-one million, six hundred one thousand, four hundred seventy-three".