473421903 has 8 divisors (see below), whose sum is σ = 658674048. Its totient is φ = 301892184.

The previous prime is 473421901. The next prime is 473421911. The reversal of 473421903 is 309124374.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 473421903 - 2¹ = 473421901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473421901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3430525 + ... + 3430662.

It is an arithmetic number, because the mean of its divisors is an integer number (82334256).

Almost surely, 2^473421903 is an apocalyptic number.

473421903 is a deficient number, since it is larger than the sum of its proper divisors (185252145).

473421903 is a wasteful number, since it uses less digits than its factorization.

473421903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6861213.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 473421903 is about 21758.2605692643. The cubic root of 473421903 is about 779.3803444780.

The spelling of 473421903 in words is "four hundred seventy-three million, four hundred twenty-one thousand, nine hundred three".