473821249 has 4 divisors (see below), whose sum is σ = 516895920. Its totient is φ = 430746580.

The previous prime is 473821247. The next prime is 473821261. The reversal of 473821249 is 942128374.

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 not a de Polignac number, because 473821249 - 2¹ = 473821247 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (473821247) 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, 21537319 + ... + 21537340.

It is an arithmetic number, because the mean of its divisors is an integer number (129223980).

Almost surely, 2^473821249 is an apocalyptic number.

It is an amenable number.

473821249 is a deficient number, since it is larger than the sum of its proper divisors (43074671).

473821249 is a wasteful number, since it uses less digits than its factorization.

473821249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43074670.

The product of its digits is 96768, while the sum is 40.

The square root of 473821249 is about 21767.4355173043. The cubic root of 473821249 is about 779.5994266876.

The spelling of 473821249 in words is "four hundred seventy-three million, eight hundred twenty-one thousand, two hundred forty-nine".