671877226 has 4 divisors (see below), whose sum is σ = 1007815842. Its totient is φ = 335938612.

The previous prime is 671877187. The next prime is 671877233. The reversal of 671877226 is 622778176.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 671069025 + 808201 = 25905^2 + 899^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167969305 + ... + 167969308.

Almost surely, 2^671877226 is an apocalyptic number.

671877226 is a deficient number, since it is larger than the sum of its proper divisors (335938616).

671877226 is a wasteful number, since it uses less digits than its factorization.

671877226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335938615.

The product of its digits is 395136, while the sum is 46.

The square root of 671877226 is about 25920.5946305250. The cubic root of 671877226 is about 875.8504823594.

The spelling of 671877226 in words is "six hundred seventy-one million, eight hundred seventy-seven thousand, two hundred twenty-six".