473077821 has 8 divisors (see below), whose sum is σ = 640185184. Its totient is φ = 310677840.

The previous prime is 473077817. The next prime is 473077837. The reversal of 473077821 is 128770374.

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

It is not a de Polignac number, because 473077821 - 2² = 473077817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 473077821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473077861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176610 + ... + 1177011.

It is an arithmetic number, because the mean of its divisors is an integer number (80023148).

Almost surely, 2^473077821 is an apocalyptic number.

It is an amenable number.

473077821 is a deficient number, since it is larger than the sum of its proper divisors (167107363).

473077821 is a wasteful number, since it uses less digits than its factorization.

473077821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2353691.

The product of its (nonzero) digits is 65856, while the sum is 39.

The square root of 473077821 is about 21750.3522040449. The cubic root of 473077821 is about 779.1914814076.

The spelling of 473077821 in words is "four hundred seventy-three million, seventy-seven thousand, eight hundred twenty-one".