404876673 has 6 divisors (see below), whose sum is σ = 584821874. Its totient is φ = 269917776.

The previous prime is 404876671. The next prime is 404876677. The reversal of 404876673 is 376678404.

404876673 is a `hidden beast` number, since 40 + 487 + 66 + 73 = 666.

It can be written as a sum of positive squares in only one way, i.e., 374538609 + 30338064 = 19353^2 + 5508^2 .

It is not a de Polignac number, because 404876673 - 2¹ = 404876671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404876671) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22493140 + ... + 22493157.

Almost surely, 2^404876673 is an apocalyptic number.

It is an amenable number.

404876673 is a deficient number, since it is larger than the sum of its proper divisors (179945201).

404876673 is a wasteful number, since it uses less digits than its factorization.

404876673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44986303 (or 44986300 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The square root of 404876673 is about 20121.5474802511. The cubic root of 404876673 is about 739.7885157771.

The spelling of 404876673 in words is "four hundred four million, eight hundred seventy-six thousand, six hundred seventy-three".