804726478 has 8 divisors (see below), whose sum is σ = 1208752272. Its totient is φ = 401809056.

The previous prime is 804726473. The next prime is 804726479. The reversal of 804726478 is 874627408.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804726473) 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, 275275 + ... + 278182.

It is an arithmetic number, because the mean of its divisors is an integer number (151094034).

Almost surely, 2^804726478 is an apocalyptic number.

804726478 is a deficient number, since it is larger than the sum of its proper divisors (404025794).

804726478 is a wasteful number, since it uses less digits than its factorization.

804726478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554186.

The product of its (nonzero) digits is 602112, while the sum is 46.

The square root of 804726478 is about 28367.7013168145. The cubic root of 804726478 is about 930.1423753967.

The spelling of 804726478 in words is "eight hundred four million, seven hundred twenty-six thousand, four hundred seventy-eight".